SOLUTION: Sole for x: (sin2x+cos2x)^2=1

SOLUTION: Sole for x: (sin2x+cos2x)^2=1

Algebra.Com

Question 750992: Sole for x:
(sin2x+cos2x)^2=1
Answer by tommyt3rd(5050) (Show Source): You can put this solution on YOUR website!
After expanding and simplifying we can write

as

Therfore

becomes

and so

which has solutions...

:)
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