4-4sin^2x-1=0

Solution for 4-4sin^2x-1=0 equation:

Simplifying
4 + -4sin2x + -1 = 0

Reorder the terms:
4 + -1 + -4in2sx = 0

Combine like terms: 4 + -1 = 3
3 + -4in2sx = 0

Solving
3 + -4in2sx = 0

Solving for variable 'i'.

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

Add '-3' to each side of the equation.
3 + -3 + -4in2sx = 0 + -3

Combine like terms: 3 + -3 = 0
0 + -4in2sx = 0 + -3
-4in2sx = 0 + -3

Combine like terms: 0 + -3 = -3
-4in2sx = -3

Divide each side by '-4n2sx'.
i = 0.75n-2s-1x-1

Simplifying
i = 0.75n-2s-1x-1