2-cos^2x=0

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Solution for 2-cos^2x=0 equation: 


Simplifying
2 + -1cos2x = 0

Solving
2 + -1cos2x = 0

Solving for variable 'c'.

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

Add '-2' to each side of the equation.
2 + -2 + -1cos2x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + -1cos2x = 0 + -2
-1cos2x = 0 + -2

Combine like terms: 0 + -2 = -2
-1cos2x = -2

Divide each side by '-1os2x'.
c = 2o-1s-2x-1

Simplifying
c = 2o-1s-2x-1

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