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Popular >

simplify (4cos(x))^2

Solution

simplify

(4 cos (x))^{2}

Solution

16 cos^{2} (x)

Solution steps

(4 cos (x))^{2}

Apply exponent rule:

(a \cdot b)^{n} = a^{n} b^{n}

(4 cos (x))^{2} = 4^{2} cos^{2} (x)

= 4^{2} cos^{2} (x)

4^{2} = 16

= 16 cos^{2} (x)

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Frequently Asked Questions (FAQ)

What is (4cos(x))^2 ?
The solution to (4cos(x))^2 is 16cos^2(x)