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Popular >

simplify (-4)^{2/7}

Solution

simplify

(- 4)^{\frac{2}{7}}

Solution

4^{\frac{2}{7}}

+1

Solution steps

(- 4)^{\frac{2}{7}}

Apply exponent rule:

(- a)^{\frac{m}{n}} = (- 1)^{\frac{m}{n}} (a)^{\frac{m}{n}}

(- 4)^{\frac{2}{7}} = (- 1)^{\frac{2}{7}} \cdot 4^{\frac{2}{7}}

= (- 1)^{\frac{2}{7}} \cdot 4^{\frac{2}{7}}

(- 1)^{\frac{2}{7}} = 1

= 1 \cdot 4^{\frac{2}{7}}

Multiply:

1 \cdot 4^{\frac{2}{7}} = 4^{\frac{2}{7}}

= 4^{\frac{2}{7}}

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Frequently Asked Questions (FAQ)

What is (-4)^{2/7} ?
The solution to (-4)^{2/7} is 4^{2/7}