6.1-6.4 Review

Read the question carefully and choose the correct answer.

• A
• B
• C
• D

Read the question carefully and choose the correct answer.

• A
• B
• C
• D

Which is
(√16a⁴b²)(√49ab) written in simplified radical form?

• 11a²b√ab
• 28ab√ab
• 28a³b²
• 28a²b√ab

Tags

CCSS.HSN.RN.A.2

Find the inverse of f(x) = x² - 5

• f^-1(x) = √(x) + 5
• f^-1(x) = ∛(x-5)
• f^-1(x) = ±√(x+5)
• f^-1(x) = x² - 5

Tags

CCSS.HSF-BF.B.4A

Which expression represents g(f(x)) if          f(x) = 2x - 8
and
g(x) = 4x

• 8x - 32
• 8x² - 32x
• 8x - 8
• 6x - 8

Tags

CCSS.HSF-BF.A.1C

• A.
• B.
• C.
• D.

Tags

CCSS.HSF-BF.A.1C

f(x) = 3x + 10
g(x) = x - 2
Find g(f(-10))

• -42
• -26
• -18
• None of these.

Tags

CCSS.HSF-BF.A.1C

• A
• B
• C
• D

Tags

CCSS.HSF-BF.B.4A

Find the inverse 
f(x)=-2x³+2

• ³√[(-x+2)/2]
• ³√[(x+2)+1]
• ³√[(x+2)/2]
• ³√[(x-2)/-2]

Tags

CCSS.HSF-BF.B.4A

Given f(x) = 3x² - 2x + 1 and g(x) = x - 4, find f(x)⋅g(x). 

• 3x³ - 10x² - 7x - 4
• 3x³ - 14x² + 9x - 4
• 3x² - x - 3
• 3x³ + 14x² - 9x - 4

Tags

CCSS.HSA.APR.A.1