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4/21/2014 USATestprep, Inc. - Online State-Specific Review and Benchmark Testing

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Coordinate Algebra (CCGPS) EOCT QuizFunctions - (MCC9‐12.F.IF.1) Understand Functions, (MCC9‐12.F.IF.2 ) Function Notation, (MCC9‐12.F.IF.3 ) Recognize Sequences,

(MCC9‐12.F.IF.4 ) Interpret Features, (MCC9‐12.F.IF.6 ) Calculate And Interpret, (MCC9‐12.F.IF.7 ) Graph Functions, (MCC9‐12.F.IF.7a

) Linear Functions, (MCC9‐12.F.IF.7e ) Exponential Functions, (MCC9‐12.F.BF.1a ) Explicit Expression, (MCC9‐12.F.BF.1b ) Combine

Functions, (MCC9‐12.F.LE.2 ) Linear And Exponential Functions, (MCC9‐12.F.LE.5 ) Interpret Parameters

Student Name: _______________________ Date: _________Teacher Name: Micah Shue Score: _________

1 ) Which set is a function?

A) {(0,3), (3,0), (0,4), (4,0)}

B) {(0,2), (2,0), (4,6), (6,4)}

C) {(2,6), (3,6), (4,6), (2,0)}

D) {(0,4), (0,9), (12,6), (-3,9)}

2 ) Which set of ordered pairs does NOT represent a function?

A) (0, 1), (2, 2), (4, 8), (2, 7), (5, 8), (7, 9)

B) (-3, 6), (2, 7), (0, 5), (1, 5), (4, 9), (5, 4)

C) (-4, 2), (-3, 2), (-2, 2), (-1, 2), (0, 2), (1, 2)

D) (1, 4), (3, 7), (5, 8), (4, 9), (6, 2), (7, 8), (2, 5)

3 )

Which graph does NOT represent a function?

A)

B)

C)

D)

4 )



x y

0 3

1 1

2 -1

Using the table, what is the value for the RANGE when the DOMAIN is 2?

A) -1

B) 1

C) 2

D) 3



5 )

x y

2 2

3 4

4 6

5 8

Which set of values in the RANGE corresponds to the set {2,4,5} in the DOMAIN?

A) {2,4,5}

B) {2,4,6}

C) {2,6,8}

D) {4,6,8}

6 )

{(3 ,2 ) , (-6 ,2 ) , (7 ,3 ) , (8 ,4)}

What is the range of this function?

A) {2, 3, 4}

B) {7, 3, 8, 4}

C) {3, -6, 7, 8}

D) {3, 2, -6, 2}

7 ) When rewriting y = 2x + 1 in function notation, what do you replace with f(x)?

A) 1

B) 2

C) x

D) y

8 )

n an

1 2

2 3

3 5

4 9

5 17

Look at the sequence in the table. Which recursive formula represents the sequence shown?

A) an = an-1 + 1

B) an = 3an-1 - 3

C) an = 2an-1 - 1

D) an = an-1 + 8



9 ) 2, 3, 5, 9, 17...

How does each term relate to the previous term?

A) Add 1.

B) Multiply by 3 and subtract 3.

C) Multiply by 2 and subtract 1.

D) Square each number and subtract 1.

10 ) What is the y-intercept of y = 2

3x + 2?

A) (2, 3)

B) (3, 2)

C) (0, 2)

D) (-3, 0)

11 )

f(x) = x2 - 5

For the function shown, what is the range of the function when the domain is {2, 4, 7}?

A) {-1, 44}

B) {-1, -5}

C) {6, 21, 54}

D) {-1, 11, 44}

12 )

Which is the MOST reasonable estimate of the x-intercept for this linear graph?

A) 0.6

B) 1.5

C) 1.8

D) 2.2



13 )

Determine the domain of the graphed exponential function.

A) (-∞, ∞)

B) (-∞, 5]

C) (-∞, 5)

D) (-5, ∞)

14 ) What is the x-intercept of y = 2

3x + 2?

A) (2, 3)

B) (3, 2)

C) (0, 2)

D) (-3, 0)



15 )

Determine the coordinates of the x-intercept of the function shown in the graph.

A) (-6, 0)

B) (-2, 0)

C) (0, -2)

D) (0, -6)

16 )

The graph represents Jason's speed on a recent trip. For which time period is his rate of change negative?

A) between 0 and 5 minutes

B) between 5 and 10 minutes

C) between 10 and 20 minutes

D) between 20 and 25 minutes

17 ) A ramp slopes from a warehouse door down to the street. The height of the ramp is 5 feet, and the ramp ends 10 feet from the

base of the warehouse. What is the slope of the ramp?

A)2

1

B)1

2

C)5

1

D)3

4



18 ) Which graph represents the equation y = 1

2x + 3 ?

A)

B)



C)

D)



19 ) Given: m = 1

2 and b = 4

The slope and y-intercept for a linear equation are given. Which graph matches this information?

A)

B)



C)

D)

2 0 ) Which of the lines graphed has a slope of 1 and a y-intercept of -3?



A)

B)



C)

D)

2 1 )



Heather was asked to graph 2x + 4y = 12 by using slope and y-intercept. Her graph is shown.

Which choice supports the graph that she has drawn.

A) The slope is positive 1

2 and the y-intercept is (0,3).

B) The slope is negative 1

2 and the y-intercept is (0,3).

C) The slope is positive 1

2 and the y-intercept is (0,-3).

D) The slope is negative 1

2 and the y-intercept is (0,-3).

2 2 ) Find the y-intercept of y = 4x - 64.

A) (0, 3)

B) (0, -63)

C) (0, -1.290)

D) There is no y-intercept.



2 3 )

Given that f(x) = 2x, choose the correct formula for g(x).

A) g(x) = -2x

B) g(x) = (-2)x

C) g(x) = 1

2

x

D) g(x) = -1

2

x

2 4 )

2, 11, 20, 29, 38, 47, 56,...

Jane is given this sequence and is asked to write the definition. Which definition describes the sequence.

A) You add 9 to every term to find the sequence.

B) The first term is 2 and every term after the first is 9 more than the first term.

C) The first term is 2 and every term after the first is 9 more than the preceding term.

D) The first term is 56 and every term after the first term is 9 less than the preceding term.

2 5 ) If f(x) = 2x3 - 4x2 + 2, and

g(x) = x3 - 2x2 - 2x + 4,

then f(x) - g(x) =

A) x3 - 2x2 + 2x - 2

B) x3 - 6x2 - 2x - 2

C) x3 - 2x2 - 6x - 2

D) 3x3 + 6x2 - 6x - 6

2 6 ) If f(x) = -3x4 - 2x3 + 3x2, and g(x) = 3x4 - 4x3 + x2 then f(x) + g(x) =

A) 2x3 - 2x2

B) -6x3 + 4x2

C) -3x4 - 6x3 + 4x2

D) 3x4 + 2x3 - 2x2



2 7 )

Which situation matches the graph shown?

A) Jimmy has a summer job, he picks blueberries. He makes $2 a day plus $5 for every 10 pounds picked.

B) Jimmy has a summer job, he picks blueberries. He makes $2 a day minus $5 for every 10 pounds picked.

C) Jimmy has a summer job, he picks blueberries. He makes $5 a day plus $2 for every 10 pounds picked.

D) Jimmy has a summer job, he picks blueberries. He makes $5 a day minus $2 for every 10 pounds picked.



2 8 )

Jonathan and Sarah purchased a beach house for $10,000,000. The home appreciates at a rate of 3% per year. The appreciation of

the house is shown in the graph. The home is currently worth about $13,000,000. Jonathan and Sarah have owned the home for

about ______ years.

A) 7

B) 9

C) 10

D) 11

2 9 ) Scientists have determined that a certain bacteria, with an initial population of 200, triples every hour. Which table effectively

models this situation?

A)



B)

C)

D)

3 0 ) The tooth fairy brings Jack $5 plus $1 for each tooth that he loses. After Jack loses a few teeth, the tooth fairy decides that he is

paying too much money for teeth. He now gives Jack $5 plus $0.50 for each tooth lost. Which graph shows the new function?



A)

B)



C)

D)

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