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

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


Simplifying
cos2x = 3(1 + -1cos2x)
cos2x = (1 * 3 + -1cos2x * 3)
cos2x = (3 + -3cos2x)

Solving
cos2x = 3 + -3cos2x

Solving for variable 'c'.

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

Add '3cos2x' to each side of the equation.
cos2x + 3cos2x = 3 + -3cos2x + 3cos2x

Combine like terms: cos2x + 3cos2x = 4cos2x
4cos2x = 3 + -3cos2x + 3cos2x

Combine like terms: -3cos2x + 3cos2x = 0
4cos2x = 3 + 0
4cos2x = 3

Divide each side by '4os2x'.
c = 0.75o-1s-2x-1

Simplifying
c = 0.75o-1s-2x-1

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