-2sin(2x)-1=0

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Solution for -2sin(2x)-1=0 equation:


Simplifying
-2sin(2x) + -1 = 0

Remove parenthesis around (2x)
-2ins * 2x + -1 = 0

Reorder the terms for easier multiplication:
-2 * 2ins * x + -1 = 0

Multiply -2 * 2
-4ins * x + -1 = 0

Multiply ins * x
-4insx + -1 = 0

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

Solving
-1 + -4insx = 0

Solving for variable 'i'.

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

Add '1' to each side of the equation.
-1 + 1 + -4insx = 0 + 1

Combine like terms: -1 + 1 = 0
0 + -4insx = 0 + 1
-4insx = 0 + 1

Combine like terms: 0 + 1 = 1
-4insx = 1

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

Simplifying
i = -0.25n-1s-1x-1

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