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Popular >

simplify-27^{-1/3}

Solution

simplify

- 2 7^{- \frac{1}{3}}

Solution

- \frac{1}{3}

+1

Decimal Notation

- 0.33333 \dots

Solution steps

- 2 7^{- \frac{1}{3}}

Factor the number:

27 = 3^{3}

= - (3^{3})^{- \frac{1}{3}}

Apply exponent rule:

(a^{b})^{c} = a^{b c}, a \geq 0

= - 3^{3 (- \frac{1}{3})}

3 (- \frac{1}{3}) = - 1

= - 3^{- 1}

Apply exponent rule:

a^{- 1} = \frac{1}{a}

3^{- 1} = \frac{1}{3}

= - \frac{1}{3}

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\frac{81}{400}

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\frac{2}{5} \cdot \frac{7}{8}

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7 (2 x + 2) - 9 (- 1 + 6 x)

Frequently Asked Questions (FAQ)

What is simplify-27^{-1/3} ?
The solution to simplify-27^{-1/3} is -1/3