find the probability not rolling factors of 3 on a die
Answer:
1/6 chance
Step-by-step explanation:
Use what you know about domain to select all of the following functions that could be the one graphed.
Using transformations, the functions that could represent the one graphed are given as follows:
y = sqrt(x) - 3.y = sqrt(x) - 1.What is a transformation?A transformation is when a function undergoes a change in it's definition. Depending on the type of the transformation, the function can keep the same orientation, same side lengths, and so on.
In the context of this problem, the function kept the same orientation, it just changed it's position, hence the type of transformation that the function underwent was a translation.
The possible translations are given as follows:
Translation down, changing the range.Translation up, changing the range.Translation left, changing the domain.Translation right, changing the domain.The domain of the graphed function is given by:
x ≥ 0.
Which is the same domain as the parent square root function, given as follows:
y = sqrt(x).
From the graph, the function was translated down a units, changing it's range, hence the function has the following format:
y = sqrt(x) - a.
Hence the first two options can be correct, either with a = 1 or with a = 3. The last two options change the range but not the domain, hence they are incorrect.
What is the missing information?The image at the end of the answer gives the complete problem.
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Simplify (3x² + 2y² - 5x + y) + (2x² - 2xy - 2y² - 5x + 3y).
The simplified form for (3x² + 2y² - 5x + y) + (2x² - 2xy - 2y² -5x + 3y) is (5x² + 0y² - 10x + 4y - 2xy).
At least one squared term must be present because a quadratic is a second-degree polynomial equation. It is also known as quadratic equations. The answers to the issue are the values of the x that satisfy the quadratic equation. These solutions are called the roots or zeros of the quadratic equations. The solutions to the given equation are any polynomial's roots. A polynomial equation with a maximum degree of two is known as a quadratic equation, or simply quadratics.
How is an equation made simpler?The equation can be made simpler by adding up all of the coefficients for the specified correspondent term through constructive addition or subtraction of terms, as suggested in the question.
Given, the equation is (3x² + 2y² - 5x + y) + (2x² - 2xy - 2y² -5x + 3y)
Removing brackets and the adding we get,
3x² + 2x² + 2y² - 2y² + (- 5x) + (- 5x) + y + 3y + (- 2xy) = (5x² + 0y² - 10x + 4y - 2xy)
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Admissions to Carowinds cost $45 per person. Each person spent $10 for a meal. There is a parking fee of $12 for an entire family. How many people went on the trip ito Carolwinds if the total amount spent was $287?
Step-by-step explanation:
5 people went on the Carowinds trip.
Part 1Simplifyeach fraction. Some fractions can be simplified more than once A 110/390
Given the fraction below
[tex]\frac{110}{390}[/tex]To simplify the above fraction, we will divide both the numerato
if graph of g(x)is the graph of the parent function f(x)=x translated 3 units upward,then the y-intercept of the function g(x) is __
Answer: (0,3)
Step-by-step explanation:
The y-intercept for f(x)=x would be (0,0). Therefore, if we translate it up by three to get g(x), then the y coordinate would go up by 3, resulting in (0,3).
Who knows answer to this?
amy eans £10 per hour. she gets a raise, and her new hourly rate is £11.5. what is the percentage change in her hourly rate?
Answer:
The percentage change is 15%
Step-by-step explanation:
Can I have brainliest?
an airplane covers 1259km in an hour find the distance it will cover 23/6 hours
Answer:
4826.166666km
Step-by-step explanation:
d=distance
[tex]\frac{1259km}{1h} =\frac{d}{23/6h}[/tex]
= [tex]\frac{1259km}{1h}= \frac{6d}{23}[/tex]
= [tex]1259=\frac{6d}{23}[/tex]
= [tex]1259*23=6d[/tex]
= [tex]28,957=6d[/tex]
= [tex]\frac{28,957}{6}=d[/tex] ≈4826.166666
John pizza sells one 18-inch or two 12 inch pizza for $10.99. Determine which size gives more pizza
Using the formula for the area of a circle calculate the area for both deals.
for the 18-inch pizza
[tex]\begin{gathered} A=\pi\cdot r^2 \\ A=\pi\cdot18in^2 \\ A=324\pi\approx1017.88in^2 \end{gathered}[/tex]for the two 12-inch pizza
[tex]\begin{gathered} A=2\cdot\pi\cdot r^2 \\ A=2\cdot\pi\cdot12^2 \\ A=288\pi\approx904.78in^2 \end{gathered}[/tex]The distance an object travels is determined by how fast it goes and for how long it moves. If an object's speed
remains constant, the formula is d=rt, where d is the distance, r is the speed, and t is the time.
If you drive at 50 miles per hour for 5 hours, how far will you have traveled?
a. 200 miles
b. 10 miles
c. 250 miles
d.300 miles
Answer:
c. 250 miles
Step-by-step explanation:
[tex]d=(50)(5)=250[/tex]
A rectangle garden is 9ft longer than wide. It’s area is 580ft2. What are it’d dimensions?
The dimensions of the rectangular garden are 20 feet and 29 feet respectively.
How to determine the dimensions of the rectangleIt is vital to note that the formula for the area of a rectangle is expressed as;
Area = lw
Where;
l is the length of a rectanglew is the measure of the width of a rectangleFrom the information given, we have that;
Area = 580ft²
Length = 9 + width
L = 9 + w
Substitute the values into the formula, we have;
580 = (9 +w)(w)
expand the bracket
580 = 9w + w²
Make into quadratic equation
w² + 9w - 580 = 0
Factorize the equation
w² + 29w - 20w - 580 = 0
Factor the common terms
w( w + 29) - 20(w + 29) = 0
Then,
w + 29 = 0
w = -29
and w - 20 = 20 feet
We have the expression of length as l = 9 + w
Length, l = 9 + 20
Length, l = 29 feet
Thus, the values are 20 feet and 29 feet
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(a)At Cheng's Bike Rentals, it costs $42 to rent a bike for 9 hours.How many dollars does it cost per hour of bike use? dollar per hour (b)A color printer prints 14b pages in 6 minutes.How many minutes does it take per page? minute per page
Answer:
a. 4.67 dollars per hour
b. 0.43 minutes per page
Explanation:
Part a.
To know the cost per hour of bike use, we need to divide the total cost by the number of hours, so:
[tex]\frac{Cost}{Hours}=\frac{\text{ \$42}}{9\text{ hours}}=\text{ \$4.67 per hour}[/tex]So, the cost is 4.67 dollars per hour
Part b.
In the same way, the number of minutes per page can be calculated as the division of the number of minutes by the number of pages, so:
[tex]\frac{\text{ Minutes}}{Pages}=\frac{6\text{ minutes}}{14\text{ pages}}=0.43\text{ minutes per page}[/tex]So, it takes 0.43 minutes per page.
Question 4 of 10 The function a(b) relates the area of a trapezoid with a given height of 12 and one base length of 9 with the length of its other base. It takes as input the other base value, and returns as output the area of the trapezoid. a(b)-12.b+9 Which equation below represents the inverse function b(a), which takes the trapezoid's area as input and returns as output the length of the other base?
The answer to the given function is [tex]B(a)= a/6-9[/tex].
What is a trapezoid?A trapezoid, also referred to as a trapezium, is an open, flat object with 4 straight sides and 1 set of parallel sides. A trapezium's bases are its parallel sides, while its legs are its non-parallel sides.
Given :
[tex]A(b)= 12( b+9)/2[/tex]
where, A(b) is the trapezoid's area
and b is the other base value
On solving the above equation further we get ;
[tex]A= 6(b+9)[/tex]
[tex]A/6= b+9[/tex]
this implies we get;
b= [tex]A/6-9[/tex]
Now convert this into function notation we get
[tex]B(a)= a/6-9[/tex]
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Complete the table and find the value of each vehicle at the end of the indicated year.Car ACar BCar Value at the Endof the Indicated Year1st2nd3rd4th 5th
Let's look at car A first.
As already solved, just after it is purchased its value decreases 20%.
Purchased at $30000, its value inmediatly decreases to $24000 ($30000 -
0.2*$30000 = $24000).
We know the yearly depreciation for car A os $2000.
Then, at the end of the first year, its value will decrease from $24000 to $24000 - $2000 = $22000.
Every year its value decreases $2000. Followint the same logic, at the end of the second year its value will decrease from $22000 to $22000 - $2000 = $20000 and so on. Now, we can build the table:
End of first year: $24000 - $2000 = $22000
End of second year: $22000 - $2000 = $20000
End of third year: $20000 - $2000 = $18000
End of fourth year: $18000 - $2000 = $16000
End of fifth year: $16000 - $2000 = $14000
graph g(x). please and thank you!
Answer: The graph is below
======================================================
Explanation:
If x = 0, then,
g(x) = -x+1
g(0) = -0+1
g(0) = 0+1
g(0) = 1
Therefore, x = 0 leads to y = 1. The point (0,1) is on the g(x) line.
Now try x = 1
g(x) = -x+1
g(1) = -1+1
g(1) = 0
The point (1,0) is also on the g(x) line.
Draw a line through the points (0,1) and (1,0)
Then erase the portion that is to the left of x = -4
This is because g(x) is only graphed when x > -4; i.e. we're only graphing stuff to the right of x = -4.
We'll have an open hole when x = -4 since we aren't including it as part of the graph.
See below.
Factor 16cd − 56c2d.
--------------------------------
Show your work.
The factorised form of the algebraic expression 16cd − 56c²d as given in the task content is; 8cd (2 - 7c).
What is the factorised form of the expression 16cd − 56c²d?It follows from the task content that the factorised form of the expression; 16cd − 56c²d as given is to be determined.
Since the given expression is;
16cd − 56c²d
First, each of the terms can be factored as follows;
16cd = 2 × 2 × 2 × 2 × c × d
56c²d = 2 × 2 × 2 × 2 × 7 × c × c × d
Therefore, since the factors which are common to both terms as follows; 2 × 2 × 2 × c × d = 8cd.
Therefore the factorised form of the expression is;
8cd (2 - 7c).
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11. The perimeter of rectangle DOGS is 408 cm. The ratio of the length to width is 5:7. What is thewidth of the rectangle?
The width of the rectangle DOGS is 119cm
To solve this, since is a ratio problem, we know that the two ratios must add to the total. This is, for a ratio of 5:7, 5 + 7 = 12 is the total "divisions" for the ratio.
This means that if 12 of 12 parts add to the perimeter (408cm):
[tex]\frac{5}{12}+\frac{7}{12}=\frac{12}{12}[/tex]12/12 represents the perimeter 408cm.
The, we can divide the perimeter by 12 and get:
[tex]\frac{408}{12}=34[/tex]Since the width is 7/12 of the perimeter:
[tex]34\cdot7=238[/tex]But, we are taking the perimeter of a rectangle, which is twice the width plus twice the length, thus we need to divide this number by 2:
[tex]\frac{238}{2}=119[/tex]And we get the final answer of 119cm
X+2y=8, -3x-2y=12 how do you solve the system of equations with cramers rule
Using Cramer's rule, the solution to the system of equations is given as follows:
x = -10, y = 9.
What is a system of equations?A system of equations is when multiple variables are related, and equations are built to find the numeric values of each variable, according to the relations built in the problem.
There are multiple ways to solve a system of equations, and one of them is Cramer's Rule, in which we use the determinants of matrices to find the solutions.
In the context of this problem, the system is:
x + 2y = 8.-3x - 2y = 12.The matrix for the system is:
[tex]M = \left[\begin{array}{cc}1&2\\-3&-2\end{array}\right][/tex]
Hence it's determinant is:
|M| = 1(-2) - (-3)(2) = -2 + 6 = 4.
The matrix for x is given by:
[tex]M_x = \left[\begin{array}{cc}8&2\\12&-2\end{array}\right][/tex]
Hence it's determinant is:
|Mx| = 8(-2) - 2(12) = -16 - 24 = -40.
The matrix for y is given by:
[tex]M_y = \left[\begin{array}{cc}1&8\\-3&12\end{array}\right][/tex]
Hence it's determinant is:
|My| = 12 - (-3)(8) = 12 + 24 = 36.
Then the solutions are given as follows:
x = |Mx|/M = -40/4 = -10.y = |My|/M = 36/4 = 9.More can be learned about a system of equations at https://brainly.com/question/24342899
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Shape A and B are mathematically similar.
The area of shape A is 210 cm².
A
21 cm
B
Area =
42 cm
Work out the area of shape B.
Answer:
6 is the awnswer
Step-by-step explanation:
Ms. Lantz recently participated in the Rocket Run 5k. The distribution of finishing time for females is approximately normal with a mean of 57 minutes with a standard deviation of 8 minutes. According to the Houston Chronicle, a healthy female person should be able to run a 5K in less than 50 minutes.
Part C: Ms. Lantz’s finishing time was 0.85 standard deviations below the mean. What was her finishing time?
Answer:____ minutes
Ms. Lantz would need to finish in 50.28 minutes to be eligible for the Houston Marathon.
How to find her finishing time?The relationship between a score and the mean over a set of scores is simply quantified by a Z-Score, which is a measurable statistic.
A Z-score can explain to a trader why a value is unusual or average for a given set of data.
A Z-score below 1.8 suggests that a company is on the verge of bankruptcy, while a score closer to 3 shows that the company is doing well financially.
Solution:
The z-score is calculated using the formula:
z = (x - μ)/σ
μ = Sample's average
σ = Sample's standard deviation
The values are as follows:
μ equals 57 minutes.
σ = 8 minutes
Probability equals 20%, or 0.20.
Determine the z-score for 0.20 using the negative z-table.
Z score is -0.84.
To find x, enter the values into the z formula.
z = (x - μ)/σ
-0.84 = (x - 57)/8
Simplifying;
x = -6.72 + 57
x = 50.28 minutes
Thus, Ms. Lantz would need to complete the Rocket Run 5k in 50.28 minutes in order to be eligible for the Houston Marathon.
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solve thw variable 6/18=×/36
6/18=×/36
solve for x
x=(6/18)36
x=6(36/18)
x=6(2)
x=12
An industrial scale is guaranteed by the manufacturer to have a percent error of no more than 1%.
What is a possible reading on the scale if you put 500 kilograms of iron ore on it?
(Would enjoy an explanation!)
If An industrial scale is guaranteed by the manufacturer to have a percent error of no more than 1%. Its possible reading on the scale if you put 500 kilograms of iron ore on it is :495, 505.
Percent errorPercent error = 1%
Kilogram of iron ore = 500 kilograms
First step is to find the 1% of 500 kilograms
= .01 × 500 kilograms
= 5
Second step is to find the possible reading
Possible reading :
500 - 5
=495
500 + 5
= 505
Therefore we can conclude that based on the above analysis the possible reading can be between 495 and 505.
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Mr smith wants to put fence around his yard the dimensions of the yard are 61ft by 39ft the fencing is sold in whole meters how much fencing should he buy
The most appropriate choice for perimeter of rectangle will be given by-
Mr Smith must buy 61 m of fencing.
What is perimeter of rectangle?
It is equal to the total distance of the boundary of the rectangle.
If length of rectangle is l m and breadth of rectangle is b m, perimeter of rectangle is 2 x (l + b) [tex]m^2[/tex]
Here,
Length of yard = 61 ft
Breadth of yard = 39 ft
Perimeter of yard = 2 x (61 + 39)
= 2 x 100
= 200 ft
1 ft = 0.305 m
200 ft = 0.305 x 200 m
= 61 m
Mr Smith must buy 61 m of fencing.
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How many different committees can be formed from 11 teachers and 36 students if the committee consists of 2 teachers and 2 students?
The number of different committees that can be formed is 34,650.
How many different committees can be formed?First, we know that there are 11 teachers and the committee needs to have two teachers, so let's find the number of combinations here.
Remember that if we have a set of N elements and we need to select K of these, the number of different selections is given by:
[tex]C(N, K) = \frac{N!}{(N - K)!*K!}[/tex]
In this case we would have N = 11 and K = 2, so we get:
[tex]C(11, 2) = \frac{11!}{(11 - 2)!*2!} = \frac{11*10}{2} = 11*5 = 55[/tex]
There are 55 combinations.
For the students we do the same thing, here we have 36 students and we need to select two, so:
[tex]C(36, 2) = \frac{36!}{(36 - 2)!*2!} = \frac{36*35}{2} = 630[/tex]
So we have 55 combinations for the teachers and 630 for the students, then the total number of different committees is:
C = 630*55 = 34,650
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2 5/8 divided by 2 1/4
Answer:
Step-by-step explanation:
[tex]2\frac{5}{8} =\frac{2 \times 8+5}{8} =\frac{21}{8} \\2\frac{1}{4} =\frac{2 \times 4+1}{4} =\frac{9}{4} \\2\frac{5}{8} / 2\frac{1}{4} \\=\frac{21}{8} /\frac{9}{4} \\=\frac{21}{8} \times \frac{4}{9} \\=\frac{7}{6} \\=1\frac{1}{6}[/tex]
please help!!!! Worth 80 points!
All the identifiers that are included when identifying significant digits are-
All non zero digits are significantZeros between two other significant digits are significantZeros to the left of the first nonzero digits in a decimal are not significantZeros at the end of a number to the right of a decimal point are significantZeros at the end of a number without a decimal point are assumed to be not significant.What is defined as the significant digits?Each of the digits of a number starting with the digit farthest to a left that is not zero as well as ending with the digit farthest to a right that is neither zero or is a zero but is considered exact.
For the given options.
Except option 1 every option is correct.
All non zero digits are significantZeros between two other significant digits are significantZeros to the left of the first nonzero digits in a decimal are not significantZeros at the end of a number to the right of a decimal point are significantZeros at the end of a number without a decimal point are assumed to be not significant.To know more about significant digits, here
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x^2=49 which numbers are solutions to the equation
So we need to solve the following equation for x:
[tex]x^2=49[/tex]We can apply a square root to both sides but it is important to remember the following property. For any given number a we have:
[tex]\sqrt[]{a^2}=\lvert a\rvert[/tex]Which means that:
[tex]\sqrt[]{a^2}=a\text{ and }\sqrt[]{a^2}=-a[/tex]So for our case we have:
[tex]\begin{gathered} \sqrt[]{x^2}=\sqrt{49} \\ \lvert x\rvert=7 \\ x=7\text{ and }x=-7 \end{gathered}[/tex]Then the solutions are 7 and -7.
MODELING REAL LIFE A football player punts a football from a height of 2 feet. The ball reaches a maximum height of
50 feet after traveling 56 feet horizontally, and is caught 111 feet from where the ball was kicked. The path of the ball can
be modeled by a parabola, where y is the height (in feet) and x is the horizontal distance traveled (in feet). At what height
is the ball caught? Round your answer to the nearest tenth.
Answer:
Step-by-step explanation:
Nolan is dividing 2 by 11. If he continues the process, what will keep repeating in the quotient?\
If Nolan is dividing 2 by 11 and he continues the process, the the result will be repeating quotient 0.181818...
Here Nolan is dividing 2 by 11.
Division is one of the basic arithmetic operation. Division is operation of splitting a specific number into equal parts
The quotient is the result from dividing a number from another number.
Divide the given terms and the result will be
2/11 = 0.1818...
The result will be a repeating quotient . Here the pattern is repeating endlessly
Hence, if Nolan is dividing 2 by 11 and he continues the process, the the result will be repeating quotient 0.181818...
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