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Popular >

simplify-1+2cos^2(x)

Solution

simplify

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

Solution

cos (2 x)

Solution steps

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

Use the Double Angle identity:

2 cos^{2} (x) - 1 = cos (2 x)

= cos (2 x)

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Frequently Asked Questions (FAQ)

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