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Popular >

simplify 1/2 (1+cos(2x))

Solution

simplify

\frac{1}{2} (1 + cos (2 x))

Solution

cos^{2} (x)

Solution steps

\frac{1}{2} (1 + cos (2 x))

Simplify

1 + cos (2 x) : 2 cos^{2} (x)

= \frac{1}{2} \cdot 2 cos^{2} (x)

Cross-cancel common factor:

2

= cos^{2} (x)

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(1 0^{3} \cdot 1 0^{2}) + 1 0^{- 3}

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Frequently Asked Questions (FAQ)

What is 1/2 (1+cos(2x)) ?
The solution to 1/2 (1+cos(2x)) is cos^2(x)