Free Printable Unit 2&3 Review

1.

UNIT 1: Which graph shows y as a function of x?

a)

b)

c)

d)

2.

Which set of coordinates does NOT represent y as a function of x?

a)

{(-2, 1), (0, 1), (1, 1), (2, 1)}

b)

{(-3, 2), (1, 1), (-2, 2), (2, 1)}

c)

{(3, 1), (4, 3), (2, 4), (0, 4)}

d)

{(3, 1), (4, 2), (1, 1), (1, 6)}

3.

Which table does NOT represent y as a function of x?

a)

F

b)

G

c)

H

d)

J

4.

Which graph does not represent y as a function of x?

a)

II and III

b)

I and IV

c)

II only

d)

IV only

5.

Which table contains data values that lie on the graph of the line $y\ =3-5x$

a)

A

b)

B

c)

C

d)

D

6.

Which set of ordered pairs contains only points that are on the graph of the function $y=12+3x$ ?

a)

A {(-3, -27), (0, 0), (6, 54)}

b)

B {(-18, 10), (-6, 6), (18, -2)}

c)

C {(-5, 27), -10, 15), (8, -12)}

d)

D {(-7, -9), (-4, 0), (2, 18)}

7.

Which function includes all ordered pairs in the table below?

a)

A $y=2x^2+1$

b)

B $y=2x+1$

c)

C $y=x+1$

d)

D $y=2x^2-1$

8.

Some values from the graph of an exponential function are shown in the table.

Which of these functions has the same relationship as the table values?

a)

F $t\left(x\right)=4.5\left(0.75\right)^x$

b)

G $t\left(x\right)=0.75\left(6\right)^x$

c)

H $t\left(x\right)=4.5\left(36\right)^x$

d)

J $t\left(x\right)=20.25\left(2\right)^x$

9.

Given the function $f\left(x\right)=-3x^2+5x-2$ , what is the value of f(4)?

(a)

10.

Given the function $f\left(x\right)=2x^2-4$ , what is the value of f(-2)?

a)

4

b)

0

c)

-12

d)

-4

11.

Given the function g(x) = 4x - 8, what is the value of g(-3)?

a)

4

b)

-20

c)

-1

d)

-7

12.

A soccer ball is kicked from ground level with an initial upward velocity of 90 feet per second. The function $h\left(t\right)=-16t^2+90t$ give the height of the ball after t seconds. What is the height of the ball after 2 seconds?

a)

74

b)

180

c)

126

d)

116

13.

The Fraser family is traveling 475 miles for a vacation. They drive 65 miles per hour. Which equation describes how many miles m remain after h hours of driving?

a)

$m=65h-475$ A

b)

$h=475-65m$ B

c)

$m=475+65h$ C

d)

$m=475-65h$ D

14.

Jaycie has 21 gallons of gas in her car and uses approximately .05 gallons of gas each mile that she drives. Which equation shows the linear relationship between x, the number of miles Jaycie has driven and y, the total gallons of gas in her car?

a)

A $y=21x-0.05$

b)

B $y=-0.05\left(x+21\right)$

c)

C $y=21-0.05x$

d)

D $y=21+0.05x$

15.

Benito has 100 minutes to study his Spanish vocabulary words and his chemistry formulas. He estimates that it takes him 5 minutes to go through his Spanish vocabulary words and 4 minutes to practice his chemistry formulas. If x is the number of times he can practice his Spanish vocabulary words and y is the number of times he can review his chemistry formulas, which inequality could be used to represent this situation?

a)

A $5x+4y\le100$

b)

B $4x+5y\le100$

c)

C $5x+4y>100$

d)

D $4x+5y>100$

16.

A golf course grounds keeper has a maximum $600 budget to spend on grass seed. A pound of Kentucky Blue grass, k, costs $2.50 and a pound of California Sensnimilla, c, costs $3.00 per pound. Which inequality can determine possible purchase combinations of grass seed?

a)

F $3k+2.5c<600$

b)

G $2.5k+3c\le600$

c)

H $3k+2.5c>600$

d)

J $2.5k+3c\ge600$

Unit 2&3 Review

Total questions: 16

Worksheet time: 3hrs 40mins

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