Free Printable EOC Review #2

1.

What kind of graph is this?

a)

Linear

b)

Quadratic

c)

Exponential

2.

How do you change a percent to a decimal?

a)

Move the decimal point two spaces to the right.

b)

Move the decimal point two spaces to the left.

c)

Move the decimal point one space to the right.

d)

Move the decimal point one space to the left.

3.

What are zeros?

a)

x-intercepts

b)

roots

c)

solutions

4.

Which inequality symbol means greater than?

a)

>

b)

<

5.

In the equation f(x)=a(b)^x, what is b called when b>1?

a)

Growth Rate (increase)

b)

Decay Factor (decrease)

6.

In the equation f(x)=a(b)^x, what is b called when b<1?

a)

Growth Rate (increase)

b)

Decay Factor (decrease)

7.

Which of the following numerical expressions results in a negative number?

a)

(-7) + (-3)

b)

(-3) + 7

c)

3 + 7

d)

3 + (-7) + 11

8.

The total daily sales at a video store are shown in the expression 21x - 3x², where x is the number of tapes sold.
Which shows this expression completely factored?

a)

3x(7 - x)

b)

3x²(7 - x)

c)

x(21 - 3x)

d)

(x - 3)(7 - x)

9.

Which ordered pair satisfies both equations below for x and y?

a)

(-1, -4)

b)

(-2, -3)

c)

(3, 2)

d)

(4, 1)

10.

When the equation y = 3x + 6 is changed to y = -3x + 6, what effect does this change have on the graph?

a)

The line moves to the left on the x-axis.

b)

The line moves downward on the y-axis.

c)

The line slants upward, from the left to right, instead of downward.

d)

The line slants downward, from left to right, instead of upward.

11.

Which pair of lines are parallel?

a)

y = 2; x = 2

b)

y = x + 3; y = x - 4

c)

y = 2x + 6; y = -3x + 6

d)

y = -4x - 3; y = 4x + 4

12.

4³⋅4² = ?

a)

4⁵

b)

4⁶

c)

16⁵

d)

16⁶

13.

What is the y-intercept of the line 2x - 3y = 12?

a)

(0, -4)

b)

(0, -3)

c)

(2, 0)

d)

(6, 0)

14.

What are the solutions for the quadratic equation x² + 6x = 16

a)

-2, -8

b)

-2, 8

c)

2, -8

d)

2, 8

15.

What is the greatest common factor of the expressions 36x⁸y² and 18x⁴y³?

a)

2x²y²

b)

3x⁴y

c)

9x²y

d)

18x⁴y²

16.

Solve the inequality
5(2x - 3) - 6x < 9
for x.

a)

x < -1.5

b)

x < 1.5

c)

x < 3

d)

x < 6

17.

Identify the slope of the equation 5x + 2y = 0.

a)

5/2

b)

-5/2

c)

2/5

d)

-2/5

18.

How many times does the graph of
y = 2x² - 2x + 3 intersect the x-axis?

a)

none

b)

one

c)

two

d)

three

19.

Which expression is equivalent to x⁶x²?

a)

x⁴x³

b)

x⁵x³

c)

x⁷x³

d)

x⁹x³

20.

Which of the following is the formula to model the number of gray squares in the nth figure of the pattern?

a)

6n + 2

b)

4n + 4

c)

n + 8

d)

4n

21.

A bus travels two different routes: the Green Route and the Blue Route. The routes are different lengths.

⋅ On Monday the bus traveled the Green Route 6 times and the Blue Route 5 times, traveling a total of 52 miles.

∙ On Tuesday the bus traveled the Green Route 12 times and the Blue Route 13 times, traveling a total of 119 miles.

What is the length of the Green Route in miles?

a)

4.4 miles

b)

4.5 miles

c)

6.4 miles

d)

6.8 miles

22.

What is the equation of the line that passes through the point (-2,7) and has a slope of zero?

a)

$x=7$

b)

$y=-2$

c)

$x=-2$

d)

$y=7$

23.

The graph of a quadratic function is shown on the grid.

Which function is best represented by this graph?

a)

$h\left(x\right)=x^2-3x-9$

b)

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

c)

$h\left(x\right)=x^2-6x$

d)

$h\left(x\right)=x^2+6x$

24.

Which expression is equivalent to $24x^2-22x+5$ ?

a)

$\left(12x+5\right)\left(2x+1\right)$

b)

$\left(8x-5\right)\left(3x-1\right)$

c)

$\left(12x-5\right)\left(2x-1\right)$

d)

$\left(8x+5\right)\left(3x+1\right)$

25.

A system of equations is graphed on the grid.

Which system of equations does the graph represent?

a)

$y=-x-4$
$y=2x-2$

b)

$y=-x+4$
$y=2x-4$

c)

$y=x-4$
$y=-2x-2$

d)

$y=x+4$
$y=-2x-4$

26.

The table represents some points on the graph of an exponential function.

Which function represents the same relationship?

a)

$f\left(x\right)=15\left(\frac{5}{6}\right)^x$

b)

$f\left(x\right)=18\left(\frac{6}{5}\right)^x$

c)

$f\left(x\right)=15\left(\frac{6}{5}\right)^x$

d)

$f\left(x\right)=18\left(\frac{5}{6}\right)^x$

27.

The graph of $f\left(x\right)=x^2$ was transformed to create the graph of $g\left(x\right)=f\left(x\right)-9$ . Which statement about the graphs is true?