2=4cos^2(x)+1

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Solution for 2=4cos^2(x)+1 equation:


Simplifying
2 = 4cos2(x) + 1

Multiply cos2 * x
2 = 4cos2x + 1

Reorder the terms:
2 = 1 + 4cos2x

Solving
2 = 1 + 4cos2x

Solving for variable 'c'.

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

Add '-4cos2x' to each side of the equation.
2 + -4cos2x = 1 + 4cos2x + -4cos2x

Combine like terms: 4cos2x + -4cos2x = 0
2 + -4cos2x = 1 + 0
2 + -4cos2x = 1

Add '-2' to each side of the equation.
2 + -2 + -4cos2x = 1 + -2

Combine like terms: 2 + -2 = 0
0 + -4cos2x = 1 + -2
-4cos2x = 1 + -2

Combine like terms: 1 + -2 = -1
-4cos2x = -1

Divide each side by '-4os2x'.
c = 0.25o-1s-2x-1

Simplifying
c = 0.25o-1s-2x-1

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