(2cosx-1)(2sinx-1)=0

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Solution for (2cosx-1)(2sinx-1)=0 equation: 


Simplifying
(2cosx + -1)(2sinx + -1) = 0

Reorder the terms:
(-1 + 2cosx)(2sinx + -1) = 0

Reorder the terms:
(-1 + 2cosx)(-1 + 2insx) = 0

Multiply (-1 + 2cosx) * (-1 + 2insx)
(-1(-1 + 2insx) + 2cosx * (-1 + 2insx)) = 0
((-1 * -1 + 2insx * -1) + 2cosx * (-1 + 2insx)) = 0
((1 + -2insx) + 2cosx * (-1 + 2insx)) = 0
(1 + -2insx + (-1 * 2cosx + 2insx * 2cosx)) = 0

Reorder the terms:
(1 + -2insx + (4cinos2x2 + -2cosx)) = 0
(1 + -2insx + (4cinos2x2 + -2cosx)) = 0

Reorder the terms:
(1 + 4cinos2x2 + -2cosx + -2insx) = 0
(1 + 4cinos2x2 + -2cosx + -2insx) = 0

Solving
1 + 4cinos2x2 + -2cosx + -2insx = 0

Solving for variable 'c'.

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

Add '-1' to each side of the equation.
1 + 4cinos2x2 + -2cosx + -1 + -2insx = 0 + -1

Reorder the terms:
1 + -1 + 4cinos2x2 + -2cosx + -2insx = 0 + -1

Combine like terms: 1 + -1 = 0
0 + 4cinos2x2 + -2cosx + -2insx = 0 + -1
4cinos2x2 + -2cosx + -2insx = 0 + -1

Combine like terms: 0 + -1 = -1
4cinos2x2 + -2cosx + -2insx = -1

Add '2insx' to each side of the equation.
4cinos2x2 + -2cosx + -2insx + 2insx = -1 + 2insx

Combine like terms: -2insx + 2insx = 0
4cinos2x2 + -2cosx + 0 = -1 + 2insx
4cinos2x2 + -2cosx = -1 + 2insx

Reorder the terms:
1 + 4cinos2x2 + -2cosx + -2insx = -1 + 2insx + 1 + -2insx

Reorder the terms:
1 + 4cinos2x2 + -2cosx + -2insx = -1 + 1 + 2insx + -2insx

Combine like terms: -1 + 1 = 0
1 + 4cinos2x2 + -2cosx + -2insx = 0 + 2insx + -2insx
1 + 4cinos2x2 + -2cosx + -2insx = 2insx + -2insx

Combine like terms: 2insx + -2insx = 0
1 + 4cinos2x2 + -2cosx + -2insx = 0

The solution to this equation could not be determined.

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