cos^2x-3=0

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Solution for cos^2x-3=0 equation: 


Simplifying
cos2x + -3 = 0

Reorder the terms:
-3 + cos2x = 0

Solving
-3 + cos2x = 0

Solving for variable 'c'.

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

Add '3' to each side of the equation.
-3 + 3 + cos2x = 0 + 3

Combine like terms: -3 + 3 = 0
0 + cos2x = 0 + 3
cos2x = 0 + 3

Combine like terms: 0 + 3 = 3
cos2x = 3

Divide each side by 'os2x'.
c = 3o-1s-2x-1

Simplifying
c = 3o-1s-2x-1

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