Answer:
To rotate a point 180° clockwise about the origin, we need to flip the signs of the x- and y-coordinates.
The original coordinates of point S are (3,4).
Flipping the signs of both coordinates gives us (-3,-4).
However, we also need to move the point to the second quadrant, so we need to flip the sign of the x-coordinate again.
Therefore, the coordinates of S" are (-(-3),-4), which simplifies to (3,-4).
So the answer is (D) (4,-2).
Step-by-step explanation:
What is the domain?
If you can help me on this I appreciate it!
The domain of the function graphed in this problem is given as follows:
a) [-3,0].
How to obtain the domain and range of a function?The domain of a function is defined as the set containing all the values assumed by the independent variable x of the function, which are also all the input values assumed by the function.The range of a function is defined as the set containing all the values assumed by the dependent variable y of the function, which are also all the output values assumed by the function.The values of x from the graph are given as follows:
Minimum value of x = -3, with a closed interval.Maximum value of x = 0, with a closed interval.Hence the domain of the function is given as follows:
[-3, 0].
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formula for percentage of growth
Answer:
How to calculate growth rate percentage?
To calculate the percentage growth rate, use the basic growth rate formula:
Subtract the original from the new value and divide the results by the original value. To turn that into a percent increase, multiply the results by 100.
Statistics question
Considering the given information, we fail to reject the null hypothesis that the proportion of men who own cats is less than or equal to 23% at the 0.10 significance level.
How did we arrive at this assertion?The null and alternative hypotheses are as follows:
H o: p ≤ 0.23 (proportion of men who own cats is less than or equal to 23%)
H a: p > 0.23 (proportion of men who own cats is larger than 23%)
The test is right-tailed because the alternative hypothesis states that the proportion is larger than 23%.
Based on a sample of 40 people, with 15% of them owning cats, we can calculate the p-value.
To find the p-value, we need to use the binomial distribution and calculate the probability of observing a result as extreme or more extreme than the one obtained under the null hypothesis.
Let's calculate the p-value:
p = 0.15 (proportion of men in the sample who own cats)
n = 40 (sample size)
p-value = P(X ≥ 0.15 x 40) = P(X ≥ 6)
Using a binomial calculator or software, we can find that P(X ≥ 6) is approximately 0.162.
Since the p-value (0.162) is greater than the significance level of 0.10, we fail to reject the null hypothesis.
Therefore, based on the given information, we fail to reject the null hypothesis that the proportion of men who own cats is less than or equal to 23% at the 0.10 significance level.
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nch realize. 8-2: Find Volume of Cylinders (LMS graded)
8.2.PS-11
Find the volume of the cylinder. Find the volume of a
cylinder with the same radius and double the height.
The volume of the cylinder is
(Type an exact answer in terms of x.)
in.3.
COTT
4 in.
3 in.
(This figure is not to scale.)
Question Hell
The volume of the cylinder with the same radius and double the height is 2πx²h in³.
To find the volume of a cylinder, we use the formula V = πr²h, where V is the volume, r is the radius, and h is the height.
In this case, we are given a cylinder with a certain radius and height, and we need to find the volume of another cylinder with the same radius but double the height.
Let's assume the radius of the cylinder is x, and the original height is h.
The volume of the original cylinder is V = πx²h.
Now, we need to find the volume of the cylinder with the same radius (x) but double the height (2h).
The volume of this cylinder is V' = πx²(2h) = 2πx²h.
So, the volume of the second cylinder is twice the volume of the first cylinder.
Therefore, the volume of the second cylinder is 2 times the volume of the first cylinder, which can be expressed as 2V = 2πx²h.
Therefore, the volume of the cylinder with the same radius and double the height is 2πx²h in³.
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Hadey is planning an advertising blitz for his new amusement park, but
he’s aware that the park will be much more appealing in warm weather
than when it’s rainy and cold. He doesn’t want to try to operate the
park if there won’t be a crowd, so he needs to iron out when exactly to
open and close the park each year. Hadey is a goat, and doesn’t
understand climate change (who does?) so he just uses the most recent
twelve months as a guideline. The temperature in Los Angeles peaked in
2022 on September 9 at around 102°F, followed by a low of about 57°F
approximately 6 months later. Hadey is confident that he’ll get good
turnout as long as the high temp any given day is at least 72°F.
Assuming that the high temperature is periodic, what day should he
open and close the park each year?
Hadey should open the park when the high temperature consistently reaches or exceeds 72°F and close it when it falls below.
To determine the best day to open and close the park each year, Hadey should consider the temperature patterns based on the given information. The temperature in Los Angeles peaked on September 9 at 102°F and reached a low approximately 6 months later, suggesting a periodic pattern.
To find the optimal opening and closing days, Hadey should look for the days when the high temperature is consistently above 72°F. This would ensure a good turnout for the amusement park. He should open the park when the high temperature consistently reaches or exceeds 72°F and close it when the high temperature consistently falls below this threshold. Using the temperature data from the most recent twelve months, Hadey should analyze the high temperature records for each day and identify the earliest day when the high temperature consistently reaches or exceeds 72°F. This would be the opening day of the park. Similarly, he should find the latest day when the high temperature consistently falls below 72°F, which would be the closing day.
It's important to note that Hadey's approach assumes that temperature patterns will remain consistent in the future. However, climate change and other factors can affect temperature variations, so it would be wise to consider long-term climate trends and consult with meteorological experts to ensure the park's success.
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A relgular 6- sided die is to be rolled once. What is the probability that a number less than 3 is rolled
The Probability of rolling a number less than 3 on a regular 6-sided die is 1/3 or approximately 0.333.
The probability of rolling a number less than 3 on a regular 6-sided die, we need to determine the number of favorable outcomes and the total number of possible outcomes.
The favorable outcomes are the numbers that meet the condition of being less than 3. In this case, the favorable outcomes are the numbers 1 and 2.
The total number of possible outcomes is the total number of sides on the die, which is 6.
Therefore, the probability of rolling a number less than 3 can be calculated as:
Probability = (Number of Favorable Outcomes) / (Total Number of Possible Outcomes)
Probability = 2 / 6
Simplifying the fraction, we have:
Probability = 1 / 3
So, the probability of rolling a number less than 3 on a regular 6-sided die is 1/3 or approximately 0.333.
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how do u do this and give me the answer 16q2–8q+1
Answer:
[tex]\huge\boxed{\sf (4q - 1)\²}[/tex]
Step-by-step explanation:
Given expression:= 16q² - 8q + 1
We can also write it as:
= (4q)² - 2(4q)(1) + (1)²
Using formula:a² - 2ab + b² = (a - b)²
So, the above expression becomes:
= (4q - 1)²[tex]\rule[225]{225}{2}[/tex]
1. The demand of calculators when its price per unit is Rs 1200,is Rs 4000. When the price increases to Rs 1500, only 3000 calculators are demanded. a.Find the demand equation in the form of p = f(Q)
b.Obtain the number of calculations demanded when the price per unit calculators is Rs 1650
c. If 4500 calculations are demanded, what should be the price per unit of calculator?
a) the demand equation in the form of p = f(Q) is p = -10/3Q + 14533.33
b) when the price per unit of calculators is Rs 1650, approximately 3865 calculators are demanded.
c) when 4500 calculators are demanded, the price per unit should be approximately Rs 3010.
To find the demand equation in the form of p = f(Q), we need to determine the relationship between the price per unit (p) and the quantity demanded (Q) based on the given information.
Let's use the two data points provided:
Point 1: Price (p1) = Rs 1200, Quantity (Q1) = 4000
Point 2: Price (p2) = Rs 1500, Quantity (Q2) = 3000
First, we calculate the slope of the demand equation using the formula:
Slope = (Q2 - Q1) / (p2 - p1)
Substituting the values, we get:
Slope = (3000 - 4000) / (1500 - 1200) = -1000 / 300 = -10/3
Next, we use one of the data points and the slope to find the y-intercept (b). Let's use Point 1:
p1 = Rs 1200, Q1 = 4000
Using the equation of a straight line (y = mx + b), we can rearrange it to solve for b:
b = y - mx
b = 1200 - (-10/3)(4000) = 1200 + 40000/3 = 1200 + 13333.33 = 14533.33
Therefore, the demand equation in the form of p = f(Q) is:
p = -10/3Q + 14533.33
To find the number of calculators demanded (Q) when the price per unit is Rs 1650, we can rearrange the equation and solve for Q:
1650 = -10/3Q + 14533.33
-10/3Q = 1650 - 14533.33
-10/3Q = -12883.33
Q = (-12883.33) / (-10/3)
Q = 12883.33 * 3/10
Q ≈ 3865
Therefore, when the price per unit of calculators is Rs 1650, approximately 3865 calculators are demanded.
Now, let's determine the price per unit (p) when 4500 calculators are demanded. We rearrange the equation and solve for p:
4500 = -10/3Q + 14533.33
-10/3Q = 4500 - 14533.33
-10/3Q = -10033.33
Q = (-10033.33) / (-10/3)
Q = 10033.33 * 3/10
Q ≈ 3010
Therefore, when 4500 calculators are demanded, the price per unit should be approximately Rs 3010.
By using the slope-intercept form of a linear equation and the given data points, we can determine the demand equation and solve for various scenarios, including finding quantities demanded at specific prices and determining the appropriate price for a given quantity demanded.
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What is the meaning of "the binary predicate"?
The binary predicate refers to the membership relation denoted by the symbol "€" (read as "belongs to" or "is an element of").
We have,
The binary predicate is a binary relation because it takes two arguments: an element and a set.
The predicate evaluates to true if the element is a member of the set, and false otherwise.
The binary predicate € is used to establish the membership relationship between elements and sets in set theory.
For example, if we have a set A and an element x, we can write "x € A" to indicate that x is an element of A.
The use of a binary predicate in set theory allows for the formulation of statements and properties involving membership.
It enables us to define sets, make assertions about their elements, and perform operations such as union, intersection, and complement.
Thus,
The binary predicate € forms an essential part of the language and logic of set theory.
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What the meaning of statement this?
The axiom of regularity is a set theory principle which states that every non-empty set C contains an element that is disjoint from C.
Axiom of RegularityThe set theory concept rules that for every non-empty set C there is an element x of C such that x does not intersect C. The regularity axiom aims to establish that no non-empty set will have itself as an element.
The principle which is also called the axiom of foundation is a fundamental concept in set theory and credited to Zermelo–Fraenkel.
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The day after a party, 1/2 of the cake remains. If 4 people share the rest of the cake equally, what fraction of the cake does each person get?
answer Each person will get 1/8 of a cake.
Step-by-step explanation: 1/2 Divided by 4= 4 = 1 = 1 x 1 = 1 4 2 x 4 = 8
what is the area of the triangle whose vertices are A (0, 0) B(-10, 0) and C(0, -6)
A rectangular prism has a width of 8
inches, a length of 15 inches, and a
volume of 720 cubic inches. What is
the height of the prism?
Answer:
6 inches
Step-by-step explanation:
Volume= Length*Width*Height
720=15*8*H
720=120H
H=6
Four identical cubes are joined to make a new shape.
What is the new shape's surface area?
PRL
GRAPH OF 25x*2+9y*2-108x -54y-44
The graph of the function 25x² + 9y² - 108x - 54y - 44 is added as an attachment
Sketching the graph of the functionFrom the question, we have the following parameters that can be used in our computation:
25x² + 9y² - 108x - 54y - 44
The above function is the equation of an ellipse that has been transformed as follows
center = (2.16, 3)Shifted up by 3 unitsShifted right by 2.16 unitsNext, we plot the graph using a graphing tool by taking not of the above transformations rules
The graph of the function is added as an attachment
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5
5 points
In A, the m/BAD = 106°. Find the measure of DE
B
3.
E
In the circle if ∠BAD is 106 degrees then the measure of arc DE is 74 degrees
In the circle the measure of ∠BAD is 106 degrees
We have to find the measure of the arc DE
∠BAD is equal to ∠CEA because these are vertical angles
106+106=212 degrees
Now let us find the measure of ∠DAE
212 degrees +∠DAE + ∠ABC = 360
212 degrees+∠DAE+∠DAE=360 (∠DAE =∠ABC)
212 degrees+2∠DAE =360
2∠DAE = 360-212
2∠DAE = 148
Divide both sides by 2
∠DAE = 74 degrees
The ∠DAE is equal to measure of arc DE
arc DE = 74 degrees
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Can you determine each point-slope equation and type the correct code?
The point-slope form of the equations of the line are listed below:
Case 1: y - 4 = 2 · (x + 2)
Case 2: y - 1 = - 3 · (x - 2)
Case 3: y + 1 = - (x + 4)
Case 4: y + 2 = 5 · (x - 4)
How to determine the point-slope form of the equation of the line
In this problem we must derive the point-slope form of the equation of the line for each of four cases described in statement. This form is introduced below:
y - k = m · (x - h)
Where:
m - Slope(h, k) - PointNow we proceed to determine the resulting expression for each case:
Case 1
y - 4 = 2 · (x + 2)
Case 2
y - 1 = - 3 · (x - 2)
Case 3
y + 1 = - (x + 4)
Case 4
y + 2 = 5 · (x - 4)
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FCPS Bookmarks
Launch realize. 8-2: Find Volume of Cylinders (LMS graded)
8.2.PS-13
The cylinder shown has a volume of 824 cubic inches.
a. What is the radius of the cylinder? Use 3.14 for .
b. If the height of the cylinder is changed, but the volume
stays the same, then how will the radius change? Explain.
a. The radius of the cylinder is about 8.2 in³.
(Type an integer or decimal rounded to the nearest tenth as needed.)
10.7 in.
Question Help
◇
To find the radius of the cylinder, we can use the formula for the volume of a cylinder:
V = πr²h
Given that the volume is 824 cubic inches, we can rearrange the formula to solve for the radius:
824 = πr²h
Since the height is not given, we cannot find the exact radius. However, we can still determine the relationship between the height and radius if the volume remains the same.
b. If the height of the cylinder is changed, but the volume stays the same, the radius will change inversely proportional to the height. This means that as the height increases, the radius will decrease, and vice versa. This relationship ensures that the volume remains constant.
Therefore, we cannot determine the exact radius without knowing the height, but we can conclude that the radius and height have an inverse relationship.
Which expression is equivalent to (7x - 4) - (2 - 1/2x)? A. 11/2x + 6 B. 11/2x - 6 C. 5/2x + 6 D. 15/2x - 6
The expression (7x - 4) - (2 - 1/2x) simplifies to 3/2 is equivalent to 11/2x + 6. A.
To simplify the expression (7x - 4) - (2 - 1/2x), we can remove the parentheses and combine like terms.
(7x - 4) - (2 - 1/2x) = 7x - 4 - 2 + 1/2x
Now, let's combine the like terms:
= 7x + 1/2x - 6
To add the terms with the same variable, we need to have a common denominator.
The common denominator for x and 1/2x is 2x.
= (14x + x) / (2x) - 6
= (15x) / (2x) - 6
= 15/2 - 6
= (15 - 12) / 2
= 3/2
The brackets and merge related words in order to make the statement (7x - 4) - (2 - 1/2x) simpler.
(7x - 4) - (2 - 1/2x) = 7x - 4 - 2 + 1/2x
Let's now mix similar terms:
= 7x + 1/2x - 6
We need a common denominator so that we may sum the words that share the same variable.
2x serves as the common denominator for x and 1/2x.
= (14x + x) / (2x) - 6
= (15x) / (2x) - 6
= 15/2 - 6
= (15 - 12) / 2
= 3/2
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The PTO is selling raffle tickets to raise money for classroom supplies. A raffle ticket costs $3. There is 1 winning ticket out of the 300 tickets sold. The winner gets a prize worth $76. Round your answers to the nearest cent.
What is the expected value (to you) of one raffle ticket? $
Calculate the expected value (to you) if you purchase 12 raffle tickets.
What is the expected value (to the PTO) of one raffle ticket? $
If the PTO sells all 300 raffle tickets, how much money will they raise for the classroom supplies?
The expected value (to you) of one raffle ticket is -$2.737.
The expected value (to you) if you purchase 12 raffle tickets is -$32.84.
The expected value (to the PTO) of one raffle ticket is $2.737.
Amount of money raised if 300 tickets are sold is $821.1.
Cost of a ticket = $3
P(winning a ticket) = 1/300
Winning amount = $76
Prize value = 1/300 × $76 = $0.253
Expected value (to you) for 1 ticket = $0.253 + (299/300 × -$3) = -$2.737
Expected value (to you) if you purchase 12 tickets = 12 × -$2.737
= -$32.84
Expected value (to the PTO) of raffle ticket = -$0.253 + (299/300 × $3)
= $2.737
If they sell 300 tickets,
Expected value = 300 × $2.737 = $821.1
Amount raised = $821.1
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A tank in the shape of a hemisphere has a radius of 4 feet. If the liquid that fills the tank has a density of 75 pounds per cubic foot, what is the total weight of the liquid in the tank, to the nearest full pound?
The weight of the liquid can be found by multiplying its volume by its density. The volume will be that of a hemisphere, which can be found using the appropriate formula.
Hemisphere volumeThe volume of a hemisphere with radius r is given by ...
[tex]\sf V = \huge \text(\dfrac{2\pi}{3}\huge \text)r^3[/tex]
When the radius is 4 ft, the volume is ...
[tex]\sf V = \huge \text(\dfrac{2\pi}{3}\huge \text)(4 \ ft)^3 = \dfrac{128\pi }{3} \ ft^3[/tex]
WeightThe weight of the liquid in the tank is found using the density.
[tex]\sf W = \rho V[/tex]
[tex]\sf W = (75 \ lb/ft^3)\huge \text(\dfrac{128\pi}{3} \ ft^3\huge \text) = 3200\pi \ lb \thickapprox 10,053 \ lb[/tex]
The total weight of the liquid in the tank is about 10,053 pounds.
Translate the sentence into an equation.
Eight more than the quotient of a number and 7 is equal to 3.
The " Eight further than the Quotient of a number and 7 is equal to 3," and the result to the equation is x = -35.
The equation 8( x/ 7) = 3 represents the judgment " Eight further than the Quotient of a number and 7 is equal to 3," and the result to the equation is x = -35.
" Eight further than" implies addition, so we've 8 " The quotient of a number and 7" means dividing a number by 7, so we've x/ 7 " is equal to" means that the expression on the left side is equal to the expression on the right side, so we've = " 3" is the value to which the expression on the left side is equal, so we've 3 Putting it all together the judgment " Eight further than the quotient of a number and 7 is equal to 3" can be restated into the equation ( x/ 7) = 3
In this equation, x represents the number we're trying to find. To break for x, we can manipulate the equation using algebraic operations to insulate x on one side of the equation. By abating 8 from both sides of the equation, we get ( x/ 7)- 8 = 3- 8 Simplifying, we have x/ 7 = -5
To insulate x, we can multiply both sides of the equation by 7 *( x/ 7) = -5 * 7 This gives us x = -35 thus, the equation 8( x/ 7) = 3 represents the judgment " Eight further than the quotient of a number and 7 is equal to 3," and the result to the equation is x = -35.
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A photograph of a strand of human hair shows the hair magnified by a factor of 200.
a) Write a scale statement for the photograph.
The scale statement for the photograph is :
"The photograph is magnified by a factor of 200."
What is a scale statement?A scale statement is described as a ratio of the length of the drawing or model to the length of the actual object which can be represented in these three way.
If the photograph of a strand of human hair shows the hair magnified by a factor of 200, we can write the statement as photograph is magnified by a factor of 200.
In order to solve a scale factor, we do the following:
we Scale Up (smaller to larger) = larger measurement / smaller measurement.we also Scale Down (larger to smaller) = smaller measurement / larger measurement.Learn more about scale factor at:
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solve the following proportion for x
Step-by-step explanation:
Cross multiply to get
8 (x-1) = 2 (x+2)
8x -8 = 2x + 4
6x = 12
x = 2
if P={1,2,3,4,5,6,7} , Q= {5,6,7}, and R= {0,7,11},find a: QnR, b:Pn{ QuR} and c: PnR
[tex]Q\cap R=\{7\}\\\\Q\cup R=\{0,5,6,7,11\}\\P\cap(Q\cup R)=\{5,6,7\}\\\\P\cap R=\{7\}[/tex]
High school students are pledging hours to help clean up streets and parks around their neighborhood. Tim pledged 27 hours to help clean 3 parks and 6 streets. Susan pledged 42 hours to help clean 6 parks and 8 streets. How long are either of them planning to clean each street and park?
Learning Goal: I can use the substitution method to solve linear systems of equations
They plan to clean the street for 3 hours.
They plan to clean the park for 3 hours.
How many hours do they plan to clean the street and the park?The first step is to set up a set of linear equations that describe the information in the question.
3p + 6s = 27 equation 1
6p + 8s = 42 equation 2
Where:
p = number of hours spent cleaning one park
s = number of hours spent cleaning on street
In order to determine the value of s, take the following steps:
Multiply equation 1 by 2
6p + 12s = 54 equation 3
Subtract equation 2 from equation 3
4s = 12
Divide both sides of the equation by 4
s = 12 / 4
s = 3 hours
Substitute for s in equation 1:
3p + 6(3) = 27
3p + 18 = 27
3p = 27 - 18
3p = 9
p = 9/3
p = 3
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A can has 5 marbles in it.
The radius of each ball (marble) is 1.2 cm and the radius of the can is 1.50cm.
The height of this can is 4 cm. How much empty space is in this can?
The empty space is -7.92 cm^3 (rounded to two decimal places).The result is negative, indicating that there is not enough space in the can to fit all the marbles.
To calculate the empty space in the can, we first need to calculate the volume occupied by the marbles and then subtract it from the total volume of the can.
The volume of each marble can be calculated using the formula for the volume of a sphere:
V_marble = (4/3) * π * r^3
where r is the radius of the marble.
Given that the radius of each marble is 1.2 cm, we can calculate the volume of one marble as follows:
V_marble = (4/3) * π * (1.2 cm)^3
≈ 7.238 cm^3 (rounded to three decimal places)
Since there are 5 marbles in the can, the total volume occupied by the marbles is:
V_total_marbles = 5 * V_marble
≈ 5 * 7.238 cm^3
≈ 36.19 cm^3 (rounded to two decimal places)
The volume of the can can be calculated using the formula for the volume of a cylinder:
V_can = π * r^2 * h
where r is the radius of the can and h is the height of the can.
Given that the radius of the can is 1.5 cm and the height of the can is 4 cm, we can calculate the volume of the can as follows:
V_can = π * (1.5 cm)^2 * 4 cm
≈ 28.27 cm^3 (rounded to two decimal places)
To find the empty space in the can, we subtract the volume occupied by the marbles from the total volume of the can:
Empty space = V_can - V_total_marbles
≈ 28.27 cm^3 - 36.19 cm^3
≈ -7.92 cm^3 (rounded to two decimal places)
The result is negative, indicating that there is not enough space in the can to fit all the marbles.
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Mr. Yamada measured two pieces of elastic for science experiment. The white piece of elastic was 11 inches long and the yellow piece of elastic was 1 1/2 inches long. How much longer was the white piece?
Step-by-step explanation:
Well, this includes subtraction.
11-1 1/2=11-3/2=22/2-3/2=19/2
So it was 19/2 Inches longer
Review the following monthly principal and interest factor chart to answer the question:
FICO Score APR 30-Year Term 20-Year Term 15-Year Term
770-789 5.5 $5.68
$6.88
$8.17
750-769 6.0 $6.00
$7.16
$8.44
730-749 6.5 $6.32
$7.46
$8.71
710-729 7.0
$6.65
$7.75
$8.99
690-709 7.5 $6.99
$8.06
$9.27
Calculate the monthly payment for a 15-year term mortgage after a 20% down payment on a $284,500.00 purchase price,
for a household with a 700 credit score. (4 points)
$2,531.45
$2,109.85
O $1,825.64
$2,384.81
Answer:
(b) $2109.85
Step-by-step explanation:
You want the monthly loan payment on a 15-year loan for a home with a $284,500 purchase price if 20% is put down, and the borrower's credit score is 700.
Payment multiplierThe table tells you that a 15-year loan for a borrower with a 700 credit score will have a monthly payment of $9.27 per thousand dollars of loan value.
Loan valueThe loan will be for the 80% of the home value that is not already paid by the down payment. In thousands of dollars, that is 284.5 × 0.80.
Monthly paymentThe monthly payment is the product of the loan value (in thousands) and the payment multiplier:
$284.5 × 0.80 × 9.27 = $2109.85
The monthly payment is $2109.85.
__
Additional comment
The higher loan cost for a borrower with a low credit score is effectively saying the lender is presuming about 12% of loans to such borrowers will be in default.
<95141404393>
The graph of y = f(x) is shown.
a) Give the coordinates of the
turning point of the graph.
b) Find the roots of f(x) = 0
Note: Please use a comma between your answers.
c) Find f(0)
-3
-2
4
3-
2-
O
-1-
-2-
-~
2
COL
3
X
s+
Answer:
a) (1, 4)
b) -1, 3
c) 3
Step-by-step explanation:
The turning point is the point when the function changes direction.
The roots are the x-intercepts.
f(0) is the y-intercept.