Roots and Rational Exponents

Write the following expression in radical form:

• a.)

• b.)

• c.)

• d.)

Write the following expression in exponential form:

• a.)

• b.)

• c.)

• d.)

How do you isolate a variable raised to the (2/3) power?

• cube it

• square it

• raise both sides to the (3/2) power

• raise both sides to the (2/3) power

Rewrite the expression without using a radical:

• (x - 1)^3/4

• (x - 1)^4/3

• 3(x - 1)⁴

• 4(x - 1)³

Solve for x:
(2x - 1)^3/4 + 9 = 36

• 27

• 13

• 41

• 82

Solve for x:

7 + x^3/2 = 71

Solve.

Simplify:  √28

• 7√2

• 2√7

• 4√7

• 2√14

Simplify:

• 8x⁹

• 8x³

• 8x⁴√x

• 8x³√x

Simplify the following expression:

• 5

• 25

• 125

• 625