5cos^2(x)-5=0

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Solution for 5cos^2(x)-5=0 equation:


Simplifying
5cos2(x) + -5 = 0

Multiply cos2 * x
5cos2x + -5 = 0

Reorder the terms:
-5 + 5cos2x = 0

Solving
-5 + 5cos2x = 0

Solving for variable 'c'.

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

Add '5' to each side of the equation.
-5 + 5 + 5cos2x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + 5cos2x = 0 + 5
5cos2x = 0 + 5

Combine like terms: 0 + 5 = 5
5cos2x = 5

Divide each side by '5os2x'.
c = o-1s-2x-1

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

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