(cos^2)3x-(sin^2)3x=0

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Solution for (cos^2)3x-(sin^2)3x=0 equation:


Simplifying
(cos2) * 3x + -1(sin2) * 3x = 0

Reorder the terms for easier multiplication:
3cos2 * x + -1(sin2) * 3x = 0

Multiply cos2 * x
3cos2x + -1(sin2) * 3x = 0

Reorder the terms for easier multiplication:
3cos2x + -1 * 3in2s * x = 0

Multiply -1 * 3
3cos2x + -3in2s * x = 0

Multiply in2s * x
3cos2x + -3in2sx = 0

Solving
3cos2x + -3in2sx = 0

Solving for variable 'c'.

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

Add '3in2sx' to each side of the equation.
3cos2x + -3in2sx + 3in2sx = 0 + 3in2sx

Combine like terms: -3in2sx + 3in2sx = 0
3cos2x + 0 = 0 + 3in2sx
3cos2x = 0 + 3in2sx
Remove the zero:
3cos2x = 3in2sx

Divide each side by '3os2x'.
c = in2o-1s-1

Simplifying
c = in2o-1s-1

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