12cos^2x+cosx-13=

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Solution for 12cos^2x+cosx-13= equation:


Simplifying
12cos2x + cosx + -13 = 0

Reorder the terms:
-13 + cosx + 12cos2x = 0

Solving
-13 + cosx + 12cos2x = 0

Solving for variable 'c'.

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

Add '13' to each side of the equation.
-13 + cosx + 13 + 12cos2x = 0 + 13

Reorder the terms:
-13 + 13 + cosx + 12cos2x = 0 + 13

Combine like terms: -13 + 13 = 0
0 + cosx + 12cos2x = 0 + 13
cosx + 12cos2x = 0 + 13

Combine like terms: 0 + 13 = 13
cosx + 12cos2x = 13

Reorder the terms:
-13 + cosx + 12cos2x = 13 + -13

Combine like terms: 13 + -13 = 0
-13 + cosx + 12cos2x = 0

The solution to this equation could not be determined.

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