Inverses and Radical Functions

What is the value of $27^{\frac{1}{3}}$ ?

Tags

rational exponents

Radicand

• The number which is having its root taken.

• The radical symbol.

• The number that determines the type of root.

• An expression involving a radical.

Tags

CCSS.HSA.REI.A.2

• Subtract 6 from both sides

• Square both sides

• Subtract 94 from both sides

• Divide both sides by 5

• -6

• Divide both sides by 6

• 3

• Square root both sides

• 61.2

• -91.6

Tags

CCSS.HSA.REI.A.2

Find the inverse of the function.

• f^-1 = ((x − 1) / 2)³ − 4

• f^-1 = ((x + 4) / 2)³ + 1

• f^-1 = ((x − 4) / 2)³ − 1

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

Find the inverse of the function.

• f^-1 = x³ − 5

• f^-1 = x³ + 15

• f^-1 = x³ + 5

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4A

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

What is the inverse of the function?

Tags

CCSS.HSF-BF.B.4A

Tags

CCSS.HSA.REI.A.2

Find the inverse of the function including any restriction on domain

• f^-1 = (x + 3)² − 4, x ≥ −3

• f^-1 = (x − 4)² + 3,  x ≥ 4

• f^-1 = (x + 3)² − 4

• Inverse does not exist

Tags

CCSS.HSF-BF.B.4D