Math 2 First Semester Final Review Short Vs. D

Which of the following is equivalent to
5⋅3³ ?

• 135⁰
• 15⋅3²
• 3⋅3⁵
• 2⋅3¹ + 3⁴

Which of the following is NOT equivalent to
6⋅3⁴ ?

• 486¹
• ((2⋅3³)²)/6
• √(2⋅6⁴)
• 3√(2²⋅3⁸)

Which of the following is equivalent to
7^2x ⋅ 7^-3 ?

• 7^{2x - 3}
• (7^x-1)/343
• 49^x
• -3 ⋅ 7^x

If f(x) = x^3/5 , then f(2) = _____

• 5 ⋅ ⁵√(2)
• ⁵√(2³)
• ⁵√(32)
• ∛(2⁵)

Match the equation with it’s solutions:
x² + 10x + 9 = 0 

• x = 9 ± 2√(3)
• x = 5 ± √(34)
• x = -5 ± √(34)
• x = -1, -9

Match the equation with it’s solutions:
x² - 10x + 9 = 0 

• x = 9 ± 2√(3)
• x = 5 ± √(34)
• x = -5 ± √(34)
• x = 1, 9

Match the equation with it’s solutions:
x² + 10x - 9 = 0 

• x = 9 ± 2√(3)
• x = 5 ± √(34)
• x = -5 ± √(34)
• x = -1, -9

Match the equation with it’s solutions:
x² - 10x - 9 = 0 

• x = 9 ± 2√(3)
• x = 5 ± √(34)
• x = -5 ± √(34)
• x = -1, -9

Match the equation with it’s solutions:
(x-9)²  = 12

• x = 9 ± 2√(3)
• x = 5 ± √(34)
• x = -5 ± √(34)
• x = -1, -9

Match the imaginary number with it’s simplified version: 
i¹⁸

• i
• -i
• 1
• -1