Quiz about STAAR Algebra

Question 1

Which expression is equivalent to

3x² - (5x - 6x²) + 10 - (2x + 3)

Accepted Answer

9x² - 7x + 7

Answer

9x² - 3x + 7

Answer

9x² + 7x - 7

Answer

9x² + 3x - 7

Question 2

Which expression is equivalent to

(h² + 9h - 1) (-4h + 3)

Accepted Answer

-4h³ - 33h² + 31h - 3

Answer

4h³ + 39h² - 23h - 3

Answer

-4h³ - 39h² + 23h + 3

Answer

4h³ + 33h² - 31h + 3

Question 3

Which expression is equivalent to

-28x² + 35x?

Accepted Answer

-7x (4x - 5)

Answer

7x (4x + 5)

Answer

7x (4x - 5)

Answer

-7x (4x +5)

Question 4

Which expression is equivalent to

g² - 13g - 30?

Accepted Answer

(g - 15) (g + 2)

Answer

(g - 10) (g - 3)

Answer

(g + 15) (g - 2)

Answer

(g + 10) (g + 3)

Question 5

Which expression is a factor of

64m² - 9?

Accepted Answer

8m + 3

Answer

16m - 3

Answer

8m - 9

Answer

8m + 9

Question 6

Which expression is equivalent to

Accepted Answer

Option D is correct

Answer

3

Answer

B.

Answer

25

Question 7

Which expression is equivalent to

(6x²)³ (x¹⁰)^1/2?

Accepted Answer

216x11

Answer

36x11

Answer

12x6

Answer

36x6

Question 8

Which table show y is a function of x?

Accepted Answer

Option D is correct

Answer

A.

Answer

B.

Answer

C.

Question 9

In the given what is the value of f(16)?

Accepted Answer

48

Answer

24

Answer

64

Answer

14

Question 10

Fred and Alvin are planning to buy an appliance in a store. Their plan is to combine their money to purchase the appliance. These polynomials represent each money they have. Which expression represents the combined money of Fred and Alvin?

Accepted Answer

Option A is correct

Answer

B.

Answer

C.

Answer

D.

Question 11

The diagram shows the floor plan of a Mathematics classroom. All the dimensions are given in feet. Which expression represent the area of the storage facility in square feet?

Accepted Answer

6x² + 5x - 6

Answer

6x² -13x - 6

Answer

6x2 - 6

Answer

6x2 + 12

Question 12

Which expression is equivalent to

10x² + 15x?

Accepted Answer

-5x (-2x - 3)

Answer

5x (2x - 3)

Answer

-5x (2x + 3)

Answer

5x (-2x + 3)

Question 13

Which expression is a factor of

21a² + 13a - 20?

Accepted Answer

3a - 4

Answer

7a - 5

Answer

7a + 4

Answer

3a + 5

Question 14

Which expression is a factor of 9r² - 4r + 1?

Accepted Answer

There are no real factors.

Answer

3r - 1

Answer

r - 1

Answer

9r - 1

Question 15

Which expression is equivalent to (144k²r¹⁴)^1/2 for all positive value of

k and r?

Accepted Answer

12kr7

Answer

72k²r¹⁴

Answer

144kr7

Answer

12k²r¹⁴

Question 16

Which expression is equivalent to the given picture for all the values of q where the expression is defined?

Accepted Answer

q3

Answer

q27

Answer

B.

Answer

D.

Question 17

Which expression is equivalent to the given picture for all values of q and w where the expression is defined?

Accepted Answer

20q¹⁷w⁹

Answer

A.

Answer

32q7w9

Answer

20qw

Question 18

Given f(x) = 2(1 - x²), what is the value of f(-2)?

Accepted Answer

-6

Answer

6

Answer

12

Answer

-12

Question 19

Which table does not show y as function of x?

Accepted Answer

Option C is correct

Answer

A.

Answer

B.

Answer

D.

Question 20

The area of a rectangle is 54x⁹y⁸ square yards. If the length of the rectangle is 6x³y⁴ yards, which expression represents the width of the rectangle in yards?

Accepted Answer

9x6y4

Answer

9x3y2

Answer

48x6y4

Answer

60x¹²y¹²

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