Radical Review for Q4

Simplify

√45n³

• 3n√5n
• 4n√8
• 4n√-8
• 10√n

Tags

CCSS.HSN.RN.A.2

√45x⁴y⁷

• 3x²y³√5
• 9x²y³√5y
• 3x²y³√5y
• 3x⁴y⁷

Change this expression to a Radical

 $y^{\frac{1}{3}}$  

• ∛y

• y³

• √y

• 1∕ 3y

Tags

CCSS.HSN.RN.A.2

Which expression with a fractional exponent best represents √7 ?

• 7 ^½
• 7¼
• 7⅓
• 2⁷

Tags

CCSS.HSN.RN.A.2

Write in exponential form

∛x⁷

• x⁷∕ ³

• x3⁄7

• 3x⁷

• 7x³

Tags

CCSS.HSN.RN.A.2

 Solve the equation.

• 36
• 18
• -18
• 27

• 45
• 55/3
• 5
• 189

Tags

CCSS.HSA.REI.A.2

Solve by taking square roots:
k² - 6 = 43

• k = √37
• k = 37 or - 37
• k = 7, k = -7
• no solution

Tags

CCSS.HSA-REI.B.4B

Which is f ^-1(x)?

• f ^-1(x) = 3x + 5

• f ^-1(x) = 3x - 5

• f ^-1(x) = 3x - 15

• f ^-1(x) = 3x + 15

Tags

CCSS.HSF-BF.B.4A

Find the inverse 
f(x)= x⁴ - 2

• ∜(x+2)
• (x+2)⁴
• -1+2x⁴
• ∜2x

Tags

CCSS.HSF-BF.B.4A