Bluebook SAT Test Equivalent Expressions 6

Question 1

Which of the following is equivalent to 9x² − 30x + 25?

Accepted Answer

(3x − 5)²

Answer

(9x − 5)(x − 5)

Answer

(3x + 5)²

Answer

(3x − 5)(3x + 5)

Question 2

Which expression is equivalent to (x² − 5x + 4)/(x − 1)?

Accepted Answer

x − 4

Answer

x + 4

Answer

x² − 4

Answer

x − 1

Question 3

Which of the following is equivalent to (x^3)(x^−5)?

Accepted Answer

x^−2

Answer

x²

Answer

x^15

Answer

x^−8

Question 4

Which of the following is equivalent to (3x)/(x − 2) + (6)/(x − 2)?

Accepted Answer

3(x + 2)/(x − 2)

Answer

(3x + 6)/(x − 2)

Answer

3

Answer

3(x + 2)/(2(x − 2))

Question 5

Which of the following is equivalent to −2(x − 3)² + 18?

Accepted Answer

−2x(x − 6)

Answer

−2x² + 12x

Answer

−2x² + 12x + 18

Answer

−2x(x + 6)

Question 6

Which of the following is equivalent to (4x² − 9)/(2x + 3)?

Accepted Answer

2x − 3

Answer

2x + 3

Answer

4x − 3

Answer

2x − 9

Question 7

Which of the following is equivalent to (x + 3)/4 − (x − 1)/4?

Accepted Answer

1

Answer

(2x + 2)/4

Answer

4/4 = 1

Answer

x/2