cos^2x-sen^2x=0

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


Simplifying
cos2x + -1sen2x = 0

Solving
cos2x + -1en2sx = 0

Solving for variable 'c'.

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

Add 'en2sx' to each side of the equation.
cos2x + -1en2sx + en2sx = 0 + en2sx

Combine like terms: -1en2sx + en2sx = 0
cos2x + 0 = 0 + en2sx
cos2x = 0 + en2sx
Remove the zero:
cos2x = en2sx

Divide each side by 'os2x'.
c = en2o-1s-1

Simplifying
c = en2o-1s-1

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