cos(2x)+9cox(x)+5=0

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Solution for cos(2x)+9cox(x)+5=0 equation: 


Simplifying
cos(2x) + 9cox(x) + 5 = 0

Remove parenthesis around (2x)
cos * 2x + 9cox(x) + 5 = 0

Reorder the terms for easier multiplication:
2cos * x + 9cox(x) + 5 = 0

Multiply cos * x
2cosx + 9cox(x) + 5 = 0

Multiply cox * x
2cosx + 9cox2 + 5 = 0

Reorder the terms:
5 + 2cosx + 9cox2 = 0

Solving
5 + 2cosx + 9cox2 = 0

Solving for variable 'c'.

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

Add '-5' to each side of the equation.
5 + 2cosx + -5 + 9cox2 = 0 + -5

Reorder the terms:
5 + -5 + 2cosx + 9cox2 = 0 + -5

Combine like terms: 5 + -5 = 0
0 + 2cosx + 9cox2 = 0 + -5
2cosx + 9cox2 = 0 + -5

Combine like terms: 0 + -5 = -5
2cosx + 9cox2 = -5

Reorder the terms:
5 + 2cosx + 9cox2 = -5 + 5

Combine like terms: -5 + 5 = 0
5 + 2cosx + 9cox2 = 0

The solution to this equation could not be determined.

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