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

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


Simplifying
sin2(3x) + cos2(3x) = 0

Remove parenthesis around (3x)
in2s * 3x + cos2(3x) = 0

Reorder the terms for easier multiplication:
3in2s * x + cos2(3x) = 0

Multiply in2s * x
3in2sx + cos2(3x) = 0

Remove parenthesis around (3x)
3in2sx + cos2 * 3x = 0

Reorder the terms for easier multiplication:
3in2sx + 3cos2 * x = 0

Multiply cos2 * x
3in2sx + 3cos2x = 0

Reorder the terms:
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 = -1in2o-1s-1

Simplifying
c = -1in2o-1s-1

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