0.60=2cos^2(x)-1

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Solution for 0.60=2cos^2(x)-1 equation: 


Simplifying
0.60 = 2cos2(x) + -1

Multiply cos2 * x
0.60 = 2cos2x + -1

Reorder the terms:
0.60 = -1 + 2cos2x

Solving
0.60 = -1 + 2cos2x

Solving for variable 'c'.

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

Add '-2cos2x' to each side of the equation.
0.60 + -2cos2x = -1 + 2cos2x + -2cos2x

Combine like terms: 2cos2x + -2cos2x = 0
0.60 + -2cos2x = -1 + 0
0.60 + -2cos2x = -1

Add '-0.60' to each side of the equation.
0.60 + -0.60 + -2cos2x = -1 + -0.60

Combine like terms: 0.60 + -0.60 = 0.00
0.00 + -2cos2x = -1 + -0.60
-2cos2x = -1 + -0.60

Combine like terms: -1 + -0.60 = -1.6
-2cos2x = -1.6

Divide each side by '-2os2x'.
c = 0.8o-1s-2x-1

Simplifying
c = 0.8o-1s-2x-1

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