8th Math 2023 Fall Semester Exam

Which of the following is a perfect square?

• 24
• 48
• 81
• 110

Order 3π, √ 10 , and 3.25 from greatest to least.

• √ 10, 3π, 3.25
• √ 10, 3.25, 3π
• 3π, 3.25, √ 10
•  3.25, √ 10, 3π

Which of the following numbers is irrational?

• √8
• ¾
• 2
• -1.325

The √40 is between which two consecutive whole numbers?

• 7 & 8
• 4 & 5
• 5 & 6
• 6 & 7

4³ times 4⁶

• 8⁹
• 4³
• 4²⁴
• 4⁹

x² divided by x⁶

• x⁴
• 1/x⁴
• x⁸
• x³

(5³)⁴

• 1/5¹
• 5⁷
• (5x5x5)(5x5x5)(5x5x5)
• 5¹²

Which expression is NOT equivalent to the expression in the picture?

• 7⁸ / 7⁵
• (7)(7²)
• (7³)¹
• 21

Which expression is NOT equivalent to the expression in the picture?

• (3⁴)(3¹)(3²)²
• (3⁴)(3⁵)
• 3⁸
• (3³)³

(2ab)³

• 2³a³b³
• 2ab³
• 6a³b³
• 6ab