Hepllllllllll plssssssssssss

Hepllllllllll Plssssssssssss

Answers

Answer 1

The function that best describes the graph is y = x² + 9x + 18. The correct option is B. y = x² + 9x + 18

Graph of quadratic functions

From the question, we are to determine the function that best describes the graph

From the graph, we can observe that the roots of the quadratic equation are x = -6 and x = -3

Thus,

(x + 6) and (x + 3) are factors of the quadratic equation.

Then,

Multiplying the factors, we get

(x + 6)(x + 3) = 0

x(x +3) + 6(x + 3) = 0

x² + 3x + 6x + 18 = 0

x² + 9x + 18 = 0

This means the function is y = x² + 9x + 18

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Related Questions

help needed asap!! will award brainiest

Answers

This again is a multiple choice question which the following answers will work:
14 and 32
15 and 33

And excrétera

HELP QUICK!


A coordinate plane is shown below. Circle the letter of each true statement.
A. The y-coordinate for point A is 3.
B. Point D has the same x-coordinate as
point E.
C. The x-coordinate for point F is 7.
D. The ordered pair for point G is (8, 6).
E. Point H names the ordered pair (10, 9).
F. Point B is 8 units away from the origin.
G. Point C is 1 unit left and 2 units up from
point D.

Answers

In the coordinate plane shown we can say that the y-coordinate of point A is 3.

Let us now take the statement one by one and try to find out if they are true or false.

A. True. The y-coordinate for A is 3

B. False. Point D has x-coordinate of 5 and E has 6

C. True The x-coordinate for F is 7

D. True The ordered pair for point G is (8,6)

E. False. Point H names the ordered pair (9,10).

F. false point B is √34 units away from origin

G. True.

The coordinate plane is a two-dimensional surface created by combining two number lines. A single horizontal number line makes up the x-axis. The name of the vertical number line, which is the other number line, is the y-axis. The intersection of the two axes is the origin. The graphing of points, lines, and other objects can be done using the coordinate plane.

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If ATUV is translated to image ATUV, as shown below, by the rule
(x, y) → (x+8, y - 3), what are the coordinates of ATUV?

Answers

Answer: Choice B

==========================================================

Explanation:

The given translation rule is (x, y) → (x+8, y - 3) which says "shift 8 units right and 3 units down".

The inverse transformation will undo each to get "8 units left and 3 units up"

So the inverse is (x, y) → (x-8, y + 3)

Use this inverse to determine the preimage of point T'(2,-6)

[tex](\text{x},\text{y})\to(\text{x}-8,\text{y}+3)\\\\(2,-6)\to(2-8,-6+3)\\\\(2,-6)\to(-6,-3)\\\\[/tex]

Therefore, preimage point T is located at (-6,-3) which points us to answer choice B

If we were to apply the rule of "shift 8 units right and 3 units down" to T(-6,-3), you should arrive at T'(2,-6)

What are the roots of the roots of the function f(x)=x^2+2x-1

Answers

The roots of the function f(x) = [tex]x^2+2x-1[/tex] are

x = [tex]-1+\sqrt{2}[/tex]

x = [tex]-1-\sqrt{2}[/tex]

The function is given f(x)=  [tex]x^2+2x-1[/tex]

The roots of given function will be at f(x) = 0

Substitute the value in the equation

[tex]x^2+2x-1[/tex] =0

Here to find the roots of the function, we have to use the quadratic formula in the given function

Roots of the function = [tex]\frac{-b+/-\sqrt{b^2-4ac} }{2a}[/tex]

From the given function the values of

a = 1

b = 2

c = -1

Substitute the values in the quadratic formula and find the roots of the function

= [tex]\frac{-2+/-\sqrt{2^2-4(1)(-1)} }{2(1)}[/tex]

= [tex]\frac{-2+/-\sqrt{4+4} }{2}[/tex]

= [tex]\frac{-2+/-2\sqrt{2} }{2}[/tex]

The roots of the given functions are

x = [tex]-1+\sqrt{2}[/tex]

x = [tex]-1-\sqrt{2}[/tex]
Hence, the roots of the function f(x) = [tex]x^2+2x-1[/tex] are

x = [tex]-1+\sqrt{2}[/tex]

x = [tex]-1-\sqrt{2}[/tex]

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What is the area, in coordinate units, of the triangle in the figure below

Answers

The area of the triangle in the image is 10 square units, thus, option C is the correct one.

What is the area of the triangle?

For a triangle of height H and a base B, the area is given by:

A = H*B/2.

In the image we can see that the base of the triangle goes from (0, 0) to (5, 0), then the length of the base is 5 units.

While the height goes from (0, 0) to (0, 4), so the height is 4 units.

Then the area will be:

A = (4 units)*(5 units)/2 = (20 square units)/2 = 10 square units.

The area is 10 square units.

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PLEASE HELP ASAP

State whether the point is on the x-axis or the y-axis. If the point is not on an axis, state which quadrant it is in.

(10,–7)
Choose the correct answer from the drop-down menu.

Point (10,–7) is
in:
On the x axis
On the y axis
Quadrant l
Quadrant ll
Quadrant lll
Quadrant lV

Answers

The given coordinate pair, (10, -7) is not on the x–axis or the y–axis, but it is in Quadrant IV

What is a coordinate pair?

A coordinate pair specifies a point on the coordinate plane.

The coordinates of points on the x–axis have a y–coordinate of 0

Therefore, the coordinates of a point that is on the x–axis can be expressed as (x, 0)

Points that are on the y–axis have a x–coordinate of 0, which gives the coordinates of the points located on the y–axis as (0, y)

The coordinates of the given point is (10, -7), therefore, the point is neither on the x or y–axis, but in one of the four quadrants.

The coordinate of points in the first quadrant can be represented generally as (x, y)

Points in the second quadrant have the general form of (-x, y)

The points in the third quadrant can be expressed generally in the form (-x, -y)

The coordinates of points on the fourth quadrant are of the form, (x, -y)

The given point is (10, -7), therefore it is in the fourth quadrant or Quadrant IV

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Function g is a transformation of function f.
-6 -5
4
g(x) =
لا
-2 -1
-1
f(x)
-2
-3
What is the equation of function g?
-5
-6
2

Answers

For f(x) = 2x + 3 and g(x) = -x^2 + 1, The composite function defined by (f o g)(x) is equal to (f o g)(x) = - 2 x^2 + 5

As per the question statement, We are given f(x) = 2x + 3 and g(x)=x^2+1

and we are supposed to find the composite function defined by (f o g)(x)

(f o g)(x) = f(g(x))

(f o g)(x) = 2 (g(x)) + 3

(f o g)(x) = 2( -x^2 + 1 ) + 3

(f o g)(x) = - 2 x^2 + 5

Hence, For f(x) = 2x + 3 and g(x) = -x^2 + 1, The composite function defined by (f o g)(x) is equal to (f o g)(x) = - 2 x^2 + 5

Composite Function: A function that is composed of further functions, each of which serves as the input to the next.

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The customers at the bank would like to withdraw money from the automated teller machine. Help them enter their personal ID numbers by completing the numeric patterns. 2, 13, 24, 35,

Answers

To withdraw money from the automated teller machine the numeric pattern required to complete the personal ID numbers is 2, 13, 24, 35,46,57,68.

As given in the question,

Using automated teller machine customers at the bank withdraw money

Numeric pattern given for the personal ID numbers is

2, 13, 24, 35

First term 'a'= 2

Common difference between consecutive terms are same

'd'=13 -2                                                  

   =11

It is an arithmetic progression series

nth term = a+ (n-1)d

5th term = 2 +(5-1)11

               =46

6th term =2+(6 -1)11

              =57

7th term= 2+ (7-1)11

             = 68

Therefore, to withdraw money from the automated teller machine the numeric pattern required to complete the personal ID numbers is 2, 13, 24, 35,46,57,68.

The complete question is:

The customers at the bank would like to withdraw money from the automated teller machine. Help them enter their personal ID numbers by completing the numeric patterns. 2, 13, 24, 35, ___, ___, ____.

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Solve the given right triangle for its missing angle and side measures.

An Image of a Right triangle FED With E being the right angle and FE being the base with 12units. The acute angle is F at 35degree.

Note: Figure not drawn to scale

A.
m∠D = 35°, DE ≈ 8.40 units, DF ≈ 13.65 units
B.
m∠D = 35°, DE ≈ 8.40 units, DF ≈ 14.65 units
C.
m∠D = 55°, DE ≈ 4.40 units, DF ≈ 13.65 units
D.
m∠D = 55°, DE ≈ 8.40 units, DF ≈ 14.65 units

Answers

Answer:

D

Step-by-step explanation:

the sum of the 3 angles in Δ DEF = 180° , that is

∠ D + 90° + 35° = 180°

∠ D + 125° = 180° ( subtract 125° from both sides )

∠ D = 55°

------------------------

using the tangent and cosine ratios in the right triangle

tan35° = [tex]\frac{opposite}{adjacent}[/tex] = [tex]\frac{DE}{EF}[/tex] = [tex]\frac{DE}{12}[/tex] ( multiply both sides by 12 )

12 × tan35° = DE , then

DE ≈ 8.40 ( to 2 dec. places )

--------------------------

cos35° = [tex]\frac{adjacent}{hypotenuse}[/tex] = [tex]\frac{EF}{DF}[/tex] = [tex]\frac{12}{DF}[/tex] ( multiply both sides by DF )

DF × cos35° = 12 ( divide both sides by cos35° )

DF = [tex]\frac{12}{cos35}[/tex] ≈ 14.65 ( to 2 dec. places )

Anais bought
2 1/2 yards of ribbon. She had
feet 1
6 inches of ribbon left after trimming some curtains. How many inches of ribbon did Anais use to trim the curtains

Answers

The inches of ribbon that Anais use to trim the curtains is 12 inches.

How to illustrate the information?

From the information, Anais bought 2 1/2 yards of ribbon and then he had 1 feet 6 inches of ribbon left after trimming some curtains.

It should be noted that 12 inches = 1 feet

Therefore, the inches that will be left will be:

= 2 1/2 - 1 6/12

= 2 1/2 - 1 1/2

= 1 feet

It should be noted that 1 feet = 12 inches.

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The lowest point in Denmark is 7
meters below sea level. The highest point is 173 meters above sea level. What is the range of elevations in
Denmark?

Answers

The range of elevations is 166 meters.

What is range?

Find the biggest observed value of a variable (the maximum) and subtract the smallest observed value to determine the range (the minimum). The data points between the distribution's two extremes are not taken into account by the range; just these two values are.

So as mentioned above, given to us are the lowest and highest values

So as the lowest value is 7 meters and the highest value is 173 .

Thus range is equal to 173-7

which is equal to 166.

Thus range is 166 meters.

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Choose the number line that correctly compares 24−−√ and 4.256.

Answers

The number line that correctly compares √24 and 4.256 is number line C.

What is a number line?

A number line can be defined as a type of graph with a graduated straight line which contains both positive and negative numbers (numerical values) that are placed at equal intervals along its length.

This ultimately implies that, a number line can be used for the comparison of two or more numbers such as √24 and 4.256. Also, a number line typically decreases in numerical value towards the left and increases in numerical value towards the right.

Taking the square root of √24, we have:

√24 = 4.899

In this context, we can reasonably and logically deduce that 4.899 is greater than 4.256 (4.899 > 4.256) and would be placed at the right hand side of the number line and further from 4.899 as shown in number line C in the image attached below.

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Write the equation of line perpendicular to y = 4 that passes through (5, 2)

Answers

one may note that y = 4 is a horizontal line, and a line perpendicular to a horizontal line will be a vertical one, Check the picture below.

What is the special angle pair relationship between the two

Answers

Answer: Alternate exterior angles

Step-by-step explanation:

Which recursive formula can be used to determine the total amount of money earned in any year based on the amount earned in the previous year? f(n 1) = f(n) 5 f(n 1) = 5f(n) f(n 1) = 1.05f(n) f(n 1) = 0.05f(n)

Answers

Answer: y = f (n 1)

Step-by-step explanation:

If we count interest rate = 5%

then if he earned 'y' amount in 1st year then in 2nd year he must earned

= y + 5% of y

== 1.05 y

here, y = f(n 1)

Complete the following table of ordered pairs that are solutions of the equation

Answers

a. The complete table for the ordered pairs that are solutions to y = x³ - 4 is

x             y

-1            -5

0            -4

1             -3

2            4

b. The graph of the equation is shown below

Determining Ordered pairs

From the question, we are to complete the given table of ordered pairs that are solutions to the given equation.

The given equation is

y = x³ - 4

Now, we will determine the values of y for the given values of x

When x = -1

y = x³ - 4

y = (-1)³ - 4

y = -1 - 4

y = -5

(-1, -5)

When x = 0

y = x³ - 4

y = (0)³ - 4

y = 0 - 4

y = -4

(0, -4)

When x = 1

y = x³ - 4

y = (1)³ - 4

y = 1 - 4

y = -3

(1, -3)

When x = 2

y = x³ - 4

y = (2)³ - 4

y = 8 - 4

y = 4

(2, 4)

Thus,

The table is

x             y

-1            -5

0            -4

1             -3

2            4

The graph is shown below

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Kevin is making potato casserole for a dinner party. He needs 2½ pounds of potatoes per guest. How many pounds of potatoes will he need for 6 guests? O 15 pounds 6.5 pounds O 25 pounds O 12.5 pounds - Previous​

Answers

Answer:

15 pounds

Step-by-step explanation:

Kevin is making potato casserole for a dinner party. He needs 2½ pounds of potatoes per guest. How many pounds of potatoes will he need for 6 guests?

15 pounds

6.5 pounds  

25 pounds

12.5 pounds

2.5lb × 6 guest = 15 pounds

Answer: 15 pounds of potatoes.

Step-by-step explanation:

Kevin will perform basic multiplication to find how many potatoes he needs for all of the guests. Since each person requires 2 1/2 pound of potatoes and there are a total of 6 guests, multiplying these two values will find the pounds of potatoes that are needed for all of the guests.

2 1/2 * 6 = 15 pounds of potatoes

Therefore, Kevin needs 15 pounds of potatoes to make potato casserole for everyone at the dinner party.

Marisol's annual salary as an engineer is $75,000. After receiving a
promotion, her new annual salary is $80,000. What percent increase in her
salary resulted from her promotion?

Answers

The percent increase in her salary resulted from her promotion is 6.67%.

The annual salary of Marisol as an engineer = $75000.

After, the promotion salary of Marisol as an engineer = $80000.

We have to find the increment in her salary after promotion in percentage.

Before finding the increment in percentage we find the total increment in dollar in her salary after promotion.

Total increment in dollar = Salary after Promotion − Salary before Promotion

Total increment in dollar = $80,000 − $75,000

Total increment in dollar = $5000

As we know that we can find the percentage by multiplying the required number by 100 because percentage is the ratio with 100.

So, the increment in salary after promotion in percentage.

% increment = (Total increment/Salary before) * 100

% increment [tex]= (\frac{5000}{75000})*100[/tex]

% increment = 0.0667 * 100

% increment = 6.67%

Now we see that percent increase in her salary resulted from her promotion is 6.67%.

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You want to drink an average of at least 64 fluid ounces of water each day of the week.
How many fluid ounces of water should you drink on Sunday to reach your goal?

Monday-64
Tuesday-76
Wednesday-66
Thursday-72
Friday-58
Saturday-56

Answers

Sunday-56 fluid ounces of water require to reach your goal.

What is a average means?Average: A value that ought to represent the sample is what is meant by the term "Average." The average is calculated by dividing the total number of values in a given set by the sum of all the values in that set. Additionally called the arithmetic mean.In mathematics, the middle value—which is determined by dividing the sum of all the values by the total number of values—is the average value in a set of numbers. If we want to calculate the average for a set of data, we add up all the values and divide this sum by the total number of values.

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Kadeem and Quinn both drive 25 miles. Kadeem drives at a constant speed of 50 miles an hour. Quinn drives at a constant speed of 75 miles per hour. Who takes longer to drive 25 miles? How much longer?

Answers

Answer:

Kareem takes longer to drive the 25 miles. Kadeen takes 10 minutes longer than Quinn.

Step-by-step explanation:

The formula for time is distance over speed (distance/speed)

Kadeem

distance/speed = 25/50 = 1/2 hour = 30 minutes

Quinn

distance/speed = 25/75 = 1/3 hour = 20 minutes

Each droplet that you sneeze is approximately 7 x 10-3 mm in diameter. If you wear an N95 mask, which filters virus particles as small as 8 x 10-5, will you sufficiently protect those around you? Explain your reasoning.

Answers

Answer:

Yes, 7 x [tex]10^{-3}[/tex] in standard form is 0.007mm

8 x [tex]10^{-5}[/tex] in standard form is 0.00008 mm.  The mask will catch particles that are much smaller than 0.007 in diameter.

Step-by-step explanation:

How can this expression be written another way?

105 + 35m

Factor using the distributive property and the greatest common factor to write an equivalent expression.

Enter your answer by filling in the boxes.

Answers

An equivalent expression to given expression is 35(3 + m)

In this question, we have been given an expression 105 + 35m

We need to write an equivalent expression of given expression.

To find an equivalent expression we factorize given expression using the distributive property and the greatest common factor.

A common number for 35 and 105 is 35.

105 = 35 × 3

So, we can write given expression as,

105 + 35m

= (35 × 3) + 35m

= 35(3 + m)

Therefore, an equivalent expression to given expression is 35(3 + m)

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I need help pleaseeee

Answers

Answer: 60 inches in 5 feet

Step-by-step explanation:

5X12=60

x =7, -2, 0, 7
y= 10,0,10,3

Is this a function?

Answers

Answer: No, this is not a function.

Functions exist when there are a unique set of x-values and each can match with a y-value. There cannot be a repeating x-value because this creates a discontinuity in the graph. You can have as many repeating y-values as you’d like as long as they each have a unique x-value and are not duplicate plot points.

Since x = 7 repeats in the domain of x-values, this cannot be a function.

f(x) = 2x² + 3x - 6
g(x) = -4x + 10
Find: g(f(x))

Answers

g ( 2 x 2 + 3 x − 6 ) = − 8 x 2 − 12 x + 34

let in the region where . explain why must have a global minimum at some point in (note that is unbounded---how does this influence your explanation?). then find the global minimum. minimu

Answers

the formula for a function of the form y= a е⁻ˣ +b x with global minimum at (1,10)  is  y= 5е¹ ⁻ ˣ +5 x

We can use first and second derivative tests to determine all coefficients of the function described in statement so that the point given is an absolute minimum. The expressions for such tests are introduced below:

First Derivative Test

-a .е⁻ˣ +b = 0   (1)

b=a .е⁻ˣ

Second Derivative Test

y''= a . .е⁻ˣ  (2)

Where y'' >0

If we know that ( x,y) = 9 1,10) , then we have the following system:

10 = a е⁻¹ +b (3)

b= a е⁻¹  (4)

y'' = a е⁻¹  (5)

By (4) in (3):

10= 2aе⁻¹

a=10/2е⁻¹

a= 5е

By (5) we prove that y''>0, and we get the value of  by (4):

b=5

Thus, the formula for a function of the form y= a е⁻ˣ +b x with global minimum at (1,10)  is . y= 5е¹ ⁻ ˣ +5 x

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Find two integers whose sum is -7 and whose product is 12.

Answers

-3 and -4

-3x-4=12
-3+-4= -7

Answer: -3 and -4

Step-by-step explanation:

The sum of -3 + -4 = -7

The product of -3 x -4 = 12 (a negative times a negative equals a positive)

please help me quickly​

Answers

Answer:

80 degrees

Step-by-step explanation:

Someone explain this to me please

Answers

Answer:

0.31

Step-by-step explanation:

√13.7/3.05^2 + 2.6

= 3.7/ 9.3 + 2.6

= 3.7/ 11.9

= 0.31

A rectangular sandbox has a width represented by the polynomial (x-1) and a length represented by (6x-5). What is the total area of the sandbox?

Answers

The total area of the sandbox is given by 6x^2-11x+5

Width of the sandbox = (x-1)

Length of the sandbox = (6x-5)

Rectangle area in geometry refers to the area that a rectangle occupies on a two-dimensional plane. A quadrilateral, a form of a two-dimensional object with four sides and four vertices, is what a rectangle is. The rectangle's four angles are all right angles or exactly 90 degrees. The rectangle's opposing sides are equal and parallel to one another.

The formula for the area of a rectangle:

Area of rectangle = Length*Width

Substituting the value in the formula we get:

Area of rectangle = (x-1)*(6x-5)

= 6x^2-5x-6x+5

= 6x^2-11x+5

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