Cos*2x+3cos-1=0

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Solution for Cos*2x+3cos-1=0 equation:


Simplifying
Cos * 2x + 3cos + -1 = 0

Reorder the terms for easier multiplication:
2osC * x + 3cos + -1 = 0

Multiply osC * x
2osxC + 3cos + -1 = 0

Reorder the terms:
-1 + 3cos + 2osxC = 0

Solving
-1 + 3cos + 2osxC = 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 + 3cos + 1 + 2osxC = 0 + 1

Reorder the terms:
-1 + 1 + 3cos + 2osxC = 0 + 1

Combine like terms: -1 + 1 = 0
0 + 3cos + 2osxC = 0 + 1
3cos + 2osxC = 0 + 1

Combine like terms: 0 + 1 = 1
3cos + 2osxC = 1

Add '-2osxC' to each side of the equation.
3cos + 2osxC + -2osxC = 1 + -2osxC

Combine like terms: 2osxC + -2osxC = 0
3cos + 0 = 1 + -2osxC
3cos = 1 + -2osxC

Divide each side by '3os'.
c = 0.3333333333o-1s-1 + -0.6666666667xC

Simplifying
c = 0.3333333333o-1s-1 + -0.6666666667xC

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