Rational Exponents and Radical Equations

The index in a radical expression is always the (?) in a rational exponent.

• fraction

• denominator

• extraneous solution

• numerator

Solve the cube root equation

• 78

• -228

• 228

• -78

• None

Solve the cube root equation

• 27

• 20

• 3

• 30

• None

Simplify the following expression:

• 5

• 25

• 125

• 625

2

• C

• A

• V

• E

• 4^4/3
• 4^3/4
• 2^4/3
• 2^3/4

Write the following expression in radical form:

• a.)

• b.)

• c.)

• d.)

Write the following expression in radical form:

• a.)

• b.)

• c.)

• d.)

• 7²
• 7^1/2
• 7^-2
• 7^-1/2