Cos(2x)+sin^2x=0

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Solution for Cos(2x)+sin^2x=0 equation: 


Simplifying
Cos(2x) + sin2x = 0

Remove parenthesis around (2x)
osC * 2x + sin2x = 0

Reorder the terms for easier multiplication:
2osC * x + sin2x = 0

Multiply osC * x
2osxC + sin2x = 0

Reorder the terms:
in2sx + 2osxC = 0

Solving
in2sx + 2osxC = 0

Solving for variable 'i'.

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

Add '-2osxC' to each side of the equation.
in2sx + 2osxC + -2osxC = 0 + -2osxC

Combine like terms: 2osxC + -2osxC = 0
in2sx + 0 = 0 + -2osxC
in2sx = 0 + -2osxC
Remove the zero:
in2sx = -2osxC

Divide each side by 'n2sx'.
i = -2n-2oC

Simplifying
i = -2n-2oC

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