Question 1

Which equation is represented by the graph?

Accepted Answer

y + 7 = -3(x - 4)

Answer

y + 1 = -3(x + 2)

Answer

y - 2 = 3(x - 1)

Answer

y - 4 = 3(x + 7)

Question 2

Which function represents the table?

Accepted Answer

f(n) = -3n + 24

Answer

f(n) = -3n + 64

Answer

f(n) = -1/3n + 16

Answer

f(n) = -1/3n + 8

Question 3

What is the rate of change modeled in the table?

Accepted Answer

7 ft/yr

Answer

14 ft/yr

Answer

10 ft/yr

Answer

3 ft/yr

Question 4

What is the rate of change of the balance with respect to the number of deposits?

Accepted Answer

$100 per deposit

Answer

$2 per deposit

Answer

$0.50 per deposit

Answer

$50 per deposit

Question 5

Which graph best represents   -5y = -6x + 15?  (hint: solve for y first)

Accepted Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/15b217d4f604fb4db8f84686f4a4be442d3b0abc.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/8eb000ad9175e80431551ad113a3babde8f5d3da.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/979e2746f67782f6f223ee2f209ef63e0b70a9cf.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/183c9edf18bf7507a41a8bbd0b18b73bfa240928.JPG

Question 6

What is the zero of the function graphed?

Accepted Answer

-6

Answer

-8

Answer

-3

Answer

-9

Question 7

x = ?

Accepted Answer

4

Answer

-1

Answer

3.5

Answer

-0.5

Question 8

m = ?

Accepted Answer

-38

Answer

220

Answer

44

Answer

6

Question 9

What is the domain of the function?  
(<= means less than or equal to )

Accepted Answer

$0<=x<=230$

Answer

$0<=y<=36$

Answer

$6<=y<=36$

Answer

$6<=x<=230$

Question 10

Domain and Range?

Accepted Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/5557f47ed008057aaa78bc21ab7e8316d50714b4.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/61372524556b67cb383df5aee4658cf0c20faf56.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/0f3f0dc31fbec914e40231945998ad3e6d3839c0.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/f392e4109e98bb4495fcc7d2553c3b87b908943e.JPG

Question 11

Which graph best represents a quadratic function with only one zero?

Accepted Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/2bd48409900b6eadfbaaf3e3af2e5b2dca553b69.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/7c9ed33dc01af80960a4533a21f6b515567dde4d.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/dc9052432b249634ab94d4caac9dc5e4271ea90e.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/85644b6fc68c4cd201570f81f771a866a27aeeb1.JPG

Question 12

Which equation best represents the axis of symmetry?

Accepted Answer

x=2

Answer

y=6

Answer

y=4

Answer

x=0

Question 13

The graph of a quadratic parent function $f$ was transformed to create the graph of $g(x) = f(x+2)-5$. Which graph best represents $g$?

Accepted Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/ad34938652364af2829245e09f275ec8a282d4ff.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/dc0823a7c3089b541e7b30dbab1a88175bb07521.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/7349aeebcbe9e0278f55dc18a953c612790d2a0f.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/fc0b26d39797def216bf5abdac734213944914f6.JPG

Question 14

The graph of $f(x)=x^2$ is transformed to create the graph of $h(x)=2f(x)$. Which graph best represents $f$ and $h$?

Accepted Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/22052c6f9f5e4b66c29eb379c5ae4de1c523f51c.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/8031199bf88019bca005ce54739c9aa11f83bc1f.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/5636838b7b3dc0b500fc7a2edee1daea4c8ce946.JPG

Answer

https://uploads.quizalize.com/d1aab09b-ef38-48dc-81ac-0ea1746a45b9/question/2e30bde15c18bc586deec150fbaedea4dae8d173.JPG

Question 15

The total distance in centimeters a toy robot moves varies directly with the time in seconds. The toy robot moves a total distance of 264 centimeters in 11 seconds. How many seconds would it take for robot move when the distance is 408 centimeters?

Accepted Answer

17 secs

Answer

13 secs

Answer

24 secs

Answer

37 secs

Question 16

The value of y is directly proportional to the value of x. If $y=35$ when $x=140$, what is the value of $y$ when $x=70$?

Accepted Answer

17.5

Answer

70

Answer

2450

Answer

35

Question 17

What is the equation in slope intercept form of the line that passes through the point (5, 0) and is parallel to the line represented by $y=1.2x+3.8$?

Accepted Answer

$y=1.2x-6$

Answer

$y=1.2x+5$

Answer

$y=-1.2x-5$

Answer

$y=-1.2x+6$

Question 18

What is the equation of the line that crosses the x-axis at 36 and is perpendicular to the line represented by $y=-\frac{4}{9}x+5$?

Accepted Answer

$y=\frac{9}{4}x-81$?

Answer

$y=\frac{9}{4}x+81$?

Answer

$y=\frac{4}{9}x-16$?

Answer

$y=\frac{4}{9}x+16$?

Question 19

What are the equation and slope of the line shown on the grid?

Accepted Answer

$x=6$; slope is undefined

Answer

$y=6$; slope is 6

Answer

$x=6$; slope is zero

Answer

$y=6$; slope is $-\frac{1}{6}$

Question 20

A student graphed $f(x)=x$ and $g(x)=f(x)+3$ on the same coordinate grid. Which statement describes how the graphs of $f$ and $g$ are related?

Accepted Answer

The graph of $f$ is shifted 3 units up to create the graph of $g$

Answer

The graph of $f$ is steeper than the graph of $g$

Answer

The graph of $f$ is less steep than the graph of $g$

Answer

The graph of $f$ is shifted 3 units down to create the graph of $g$

Question 21

What does the correlation coefficient (r-value) for the data indicate about the strength of the linear association represented in the table?

Accepted Answer

weak positive correlation

Answer

strong negative correlation

Answer

strong positive correlation

Answer

weak negative correlation

Question 22

Given $f(x)=6(1-x)$ what is the value of $f(-8)$?

Accepted Answer

54

Answer

2.25

Answer

42

Answer

-8

Question 23

Given $f(x)=-(x-2)^2+5$, find the value of x if $f(x)=-11$.

Accepted Answer

$x= -2$ and $6$

Answer

$x=6$ only

Answer

$x= 2$ only

Answer

$x= -2$ and $2$

Question 24

Which function is best represented by this graph?

Accepted Answer

$h(x)=x^2-6x$

Answer

$h(x)=x^2+6x$

Answer

$h(x)=x^2-3x-9$

Answer

$h(x)=x^2+3x-9$

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