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Popular >

simplify (7^x)^2

Solution

simplify

(7^{x})^{2}

Solution

4 9^{x}

Solution steps

(7^{x})^{2}

Apply exponent rule:

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

= 7^{x \cdot 2}

Apply exponent rule:

a^{b x} = (a^{b})^{x}

7^{2 x} = (7^{2})^{x}

= (7^{2})^{x}

7^{2} = 49

= 4 9^{x}

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Frequently Asked Questions (FAQ)

What is (7^x)^2 ?
The solution to (7^x)^2 is 49^x