-4sinx=cos^2x+1

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Solution for -4sinx=cos^2x+1 equation: 


Simplifying
-4sinx = cos2x + 1

Reorder the terms:
-4insx = 1 + cos2x

Solving
-4insx = 1 + cos2x

Solving for variable 'i'.

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

Divide each side by '-4nsx'.
i = -0.25n-1s-1x-1 + -0.25cn-1os

Simplifying
i = -0.25n-1s-1x-1 + -0.25cn-1os

Reorder the terms:
i = -0.25cn-1os + -0.25n-1s-1x-1

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