Bluebook SAT Test Equivalent Expressions 3

Question 1

Which of the following is equivalent to (x^(1/2))(x^(3/2))?

Accepted Answer

x²

Answer

x

Answer

x³

Answer

x^(3/4)

Question 2

Which of the following is equivalent to (a²b³)/(ab)?

Accepted Answer

ab²

Answer

ab

Answer

a²b²

Answer

a³b⁴

Question 3

Which expression is equivalent to −3(2x − 5) + 4x?

Accepted Answer

−2x + 15

Answer

−2x − 15

Answer

10x − 15

Answer

2x + 15

Question 4

Which expression is equivalent to x² + 6x + 9?

Accepted Answer

(x + 3)²

Answer

(x + 3)(x − 3)

Answer

(x − 3)²

Answer

(x + 9)(x + 1)

Question 5

Which of the following is equivalent to (4x³ + 8x² − 12x)/(4x)?

Accepted Answer

x² + 2x − 3

Answer

4x² + 8x − 12

Answer

x² + 2x + 3

Answer

x³ + 2x² − 3x

Question 6

Which of the following is equivalent to (1/x) + (1/x²)?

Accepted Answer

(x + 1)/x²

Answer

2/x²

Answer

1/x³

Answer

2/x

Question 7

Which of the following is equivalent to (5x⁴)²?

Accepted Answer

25x⁸

Answer

10x⁶

Answer

25x⁶

Answer

10x⁸