Quiz about Coordinate Algebra EOC Review Algebra

Question 1

Question 1.

Accepted Answer

B

Answer

A

Answer

C

Answer

D

Question 2

What dashed line is the horizontal asymptote of the graph?

Accepted Answer

Line s

Answer

Line q

Answer

Line r

Answer

Line t

Question 3

Based on the graph, which statement does not appear to be true?

Accepted Answer

Since 1992 the coffee company has opened 250 stores each year

Answer

The coffee company had opened 400 stores by the end of 1992.

Answer

The coffee company opened 100 stores in one year.

Answer

Every year the number of stores the coffee company opened increased by 25%

Question 4

Based on the information in the graph, which conclusion appears to be true?

Accepted Answer

The car lost less of its value between years 9 and 10 than between 1 and 2.

Answer

The car lost about one-half of its value every three years.

Answer

The car lost about one-quarter of its value every year.

Answer

The car lost more of its value between years 9 and 10 than between years 1 and 2.

Question 5

Which table does not show y as a function of x?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 6

The total weight of a barbell and plates can be found with the function f(x) = 20x + 4, where "x" is the pairs of plates added to the 4lb barbell. If there are a maximum of 6 pairs of weight plates, what is the range?

Accepted Answer

{4, 24, 44, 64, 84, 104, 124}

Answer

{0, 1, 2, 3, 4, 5, 6}

Answer

{0, 2, 4, 6}

Answer

{4, 44, 84, 124}

Question 7

Which inequality represents the domain of the graph shown?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 8

What is the range for this situation?

Accepted Answer

All real numbers greater than or equal to 0 and less than or equal to 9

Answer

All real numbers greater than or equal to 0 and less than or equal to 28

Answer

All real numbers less than or equal to 28

Answer

All real numbers less than or equal to 9

Question 9

What is the equation in slope-intercept form of the line that passes through the points (-4, 47) and (2, -16)?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 10

Which expression is equivalent to 6x²+ 13x + 5?

Accepted Answer

(2x + 1)(3x + 5)

Answer

(2x + 5)(3x - 1)

Answer

(2x - 5)(3x + 1)

Answer

(2x - 1)(3x - 5)

Question 11

Which expression is a factor of 18x² - 15x + 2?

Accepted Answer

3x - 2

Answer

9x - 1

Answer

x - 2

Answer

2x - 1

Question 12

Which of the following best represents the rate of change for the graph?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 13

Question 13.

Accepted Answer

$1.50 per mile

Answer

$3.75 per mile

Answer

$4.25 per mile

Answer

$5.25 per mile

Question 14

Question 14.

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 15

What is the zero of the line?

Accepted Answer

-6

Answer

-8

Answer

-3

Answer

-9

Question 16

Which graph represents the linear function -3x + 5y = -15?

Accepted Answer

Option B is correct

Answer

A.

Answer

C.

Answer

D.

Question 17

An exponential function has a growth rate of 9% and an initial value of 350. Which represents the function?

Accepted Answer

y = 350(1.09)^x

Answer

y = 3.5 + (1.09)^x

Answer

y = 350 + (1.09)^x

Answer

y = 350 + (1.09)^x

Question 18

What system of equations is best represented by this graph?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 19

Question 19.

Accepted Answer

(-1, 6)

Answer

(-6, 1)

Answer

(6, -1)

Answer

(1, -6)

Question 20

Which value of x satisfies the equation 5(2x - 9) + 3 = -7?

Accepted Answer

x = 3 1/2

Answer

x = -1/10

Answer

x = 5 1/2

Answer

x = 2 3/10

Question 21

What value of k makes the equation 10k - 7 = 7k - 15 true?

Accepted Answer

k = -8/3

Answer

k = 8/3

Answer

k = 22/3

Answer

k = -22/3

Question 22

The area of a rectangle is 54x⁹y⁸ square yards. If the length of the rectangle is 6x³y⁴ yards, then what is the width?

Accepted Answer

9x6y4

Answer

9x3y2

Answer

48x6y4

Answer

60x9y8

Question 23

The expression (x⁵)(x^-20) is equivalent to xⁿ. What is the value of n?

Accepted Answer

-15

Answer

-100

Answer

25

Answer

-4

Question 24

Question 24.

Accepted Answer

49x10

Answer

14x10

Answer

14x7

Answer

49x7

Question 25

1. Simplify
(7b³ + 4b - 5) + (3b³ - 12b + 3)

Accepted Answer

A. 10b³ - 8b - 2

Answer

B. 4b³ + 16b + 8

Answer

C. 10b⁶ + 16b - 2

Answer

D. 4b³ - 8b - 8

Question 26

2. Simplify
(4x² + 3x - 2) - (8x² - 5x + 7)

Accepted Answer

D. -4x² + 8x - 9

Answer

A. 4x² + 2x + 5

Answer

B. 12x² - 8x + 5

Answer

C. -4x² - 2x + 9

Question 27

4. Use the graph to find all the possible solutions on the line y = -2x + 3.
Then choose the correct answer.

Accepted Answer

D. (-1, 5) (-3, 9)
(1, 1) (6, -9)

Answer

A. (2, 0) (1, 2)
(4, -4) (-3, 10)

Answer

B. (3, 11) (-2, -4)
(1, 5) (-1, -1)

Answer

C. (0, 1) (1, 6)
(1, -2) (10, -16)

Question 28

5. How many solutions does the following system have? Why?
y = -2/3x + 5
2x + 3y = 15

Accepted Answer

Infinitely many.  The equations are exactly the same when in slope-intercept form.

Answer

None. The equations have the same slope and different
y-intercepts

Answer

Three.  There are two equations so there are exactly three solutions to the system.

Answer

One.  The equations have different slopes so there is exactly one solution.

Question 29

6. What is the solution to the set of equations?
y = -x - 2
y = -5x + 2

Accepted Answer

B.   (1, -3)

Answer

A.   (3, 1)

Answer

C.   (-1, -3)

Answer

D.   (-3, 1)

Question 30

7 a. Graph
y = 4x - 5
Which graph is correct?

Accepted Answer

Graph A

Answer

Graph B

Answer

Graph C

Answer

Graph D

Question 31

14.  Write an equation in slope intercept form (from the table).

Accepted Answer

A.   y = -3x

Answer

B.   y = -8x

Answer

C.   y = -4x + 4

Answer

D.   y = -3x + 2

Question 32

Which statement about k(x) = x²-2x-15 is true?

Accepted Answer

The zeros are -3 and 5, because k(x)=(x+3)(x-5)

Answer

The zeros are -5 and 3, because k(x)=(x+5)(x-3)

Answer

The zeros are -5 and -3, because k(x)=(x+5)(x+3)

Answer

The zeros are 3 and 5, because k(x)=(x-3)(x-5)

Question 33

Which equation represents the axis of symmetry?

Accepted Answer

x = 2

Answer

y = 6

Answer

y = 4

Answer

x = 0

Question 34

What is the maximum value of function g shown on the coordinate grid?

Accepted Answer

9

Answer

-4

Answer

8

Answer

2

Question 35

The graph of f(x) = x²is shown on the grid. Which statement about the relationship between the graph of f and the graph of g(x) = 7x²is true?

Accepted Answer

The graph of g is narrower than graph f.

Answer

The graph of g is wider than graph f.

Answer

The graph of g is 7 units below graph f.

Answer

The graph of g is 7 units above graph f.

Question 36

Which graph best represents a function with a range of all real numbers greater than or equal to -6?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 37

A graph of f(x) = 6x² -11x +3 is shown on the grid. What are the zeros of f?

Accepted Answer

1/3 and 3/2

Answer

3

Answer

2 and 9

Answer

11/12

Question 38

Which graph represents a function with a domain of all real numbers greater than or equal to -7 and less than 2?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

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