sin(2x)+2*cosx+1=0

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Solution for sin(2x)+2*cosx+1=0 equation:


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

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

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

Multiply ins * x
2insx + 2cosx + 1 = 0

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

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

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

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

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

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

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

Divide each side by '2osx'.
c = -0.5o-1s-1x-1 + -1ino-1

Simplifying
c = -0.5o-1s-1x-1 + -1ino-1

Reorder the terms:
c = -1ino-1 + -0.5o-1s-1x-1

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