Negative Rational Exponents

Simplify (1/9)^(-2/3).

• 1/3

• 3/2

• 2/3

• 9/2

Write 8^(-2/3) as a radical expression.

• 2^(2/3)

• 2^(-2/3)

• 2^(-2)

• 2^(-3/2)

Convert 125^(-2/3) to rational exponent form.

• (1/125)^(-2/3)

• (125/1)^(2/3)

• (125/1)^(-2/3)

• (1/125)^(2/3)

Evaluate (-1/8)^(-2/3).

• 4

• -4

• 0

• 1/4

x^-3

• 1/x³

• 1/x^-3

• 3x

• 1/3x

When you see a negative exponent... (check ALL that apply)

• ... if it is in the numerator, flip it to the denominator and make the exponent positive

• ... if it is in the numerator, keep it there and make the exponent positive

• ... if it is in the denominator, keep it there and make the exponent positive

• ... if it is in the denominator, flip it to the numerator and make the exponent positive

According to exponent rules, if you have a negative exponent, you use the ____________________.

• negative

• reciprocal

• positive

• w⁻³

• w³

• w²

• w⁻¹³

3/(27)^-2/3

• 25

• 27

• 29

• 31