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

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


Simplifying
cos2(x) + -1sin2(x) = -1sin(x)

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

Multiply in2s * x
cos2x + -1in2sx = -1sin(x)

Multiply ins * x
cos2x + -1in2sx = -1insx

Solving
cos2x + -1in2sx = -1insx

Solving for variable 'c'.

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

Add 'in2sx' to each side of the equation.
cos2x + -1in2sx + in2sx = -1insx + in2sx

Combine like terms: -1in2sx + in2sx = 0
cos2x + 0 = -1insx + in2sx
cos2x = -1insx + in2sx

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

Simplifying
c = -1ino-1s-1 + in2o-1s-1

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