cos^2(3x)+cos^2(3x)=1

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Solution for cos^2(3x)+cos^2(3x)=1 equation:


Simplifying
cos2(3x) + cos2(3x) = 1

Remove parenthesis around (3x)
cos2 * 3x + cos2(3x) = 1

Reorder the terms for easier multiplication:
3cos2 * x + cos2(3x) = 1

Multiply cos2 * x
3cos2x + cos2(3x) = 1

Remove parenthesis around (3x)
3cos2x + cos2 * 3x = 1

Reorder the terms for easier multiplication:
3cos2x + 3cos2 * x = 1

Multiply cos2 * x
3cos2x + 3cos2x = 1

Combine like terms: 3cos2x + 3cos2x = 6cos2x
6cos2x = 1

Solving
6cos2x = 1

Solving for variable 'c'.

Move all terms containing c to the left, all other terms to the right.

Divide each side by '6os2x'.
c = 0.1666666667o-1s-2x-1

Simplifying
c = 0.1666666667o-1s-2x-1

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