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

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


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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

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

The solution to this equation could not be determined.

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