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Popular >

simplify-49^{1/2}

Solution

simplify

- 4 9^{\frac{1}{2}}

Solution

- 7

Solution steps

- 4 9^{\frac{1}{2}}

Factor the number:

49 = 7^{2}

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

Apply exponent rule:

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

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

2 \cdot \frac{1}{2} = 1

= - 7^{1}

Apply exponent rule:

a^{1} = a

7^{1} = 7

= - 7

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Frequently Asked Questions (FAQ)

What is simplify-49^{1/2} ?
The solution to simplify-49^{1/2} is -7