cos^4(2x)-sen^4(2x)=1

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


Simplifying
cos4(2x) + -1sen4(2x) = 1

Remove parenthesis around (2x)
cos4 * 2x + -1sen4(2x) = 1

Reorder the terms for easier multiplication:
2cos4 * x + -1sen4(2x) = 1

Multiply cos4 * x
2cos4x + -1sen4(2x) = 1

Remove parenthesis around (2x)
2cos4x + -1en4s * 2x = 1

Reorder the terms for easier multiplication:
2cos4x + -1 * 2en4s * x = 1

Multiply -1 * 2
2cos4x + -2en4s * x = 1

Multiply en4s * x
2cos4x + -2en4sx = 1

Solving
2cos4x + -2en4sx = 1

Solving for variable 'c'.

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

Add '2en4sx' to each side of the equation.
2cos4x + -2en4sx + 2en4sx = 1 + 2en4sx

Combine like terms: -2en4sx + 2en4sx = 0
2cos4x + 0 = 1 + 2en4sx
2cos4x = 1 + 2en4sx

Divide each side by '2os4x'.
c = 0.5o-1s-4x-1 + en4o-1s-3

Simplifying
c = 0.5o-1s-4x-1 + en4o-1s-3

Reorder the terms:
c = en4o-1s-3 + 0.5o-1s-4x-1

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