Корень2 sin(pi/2-2x)>1

Question

Корень2 sin(pi/2-2x)>1

Answer 1

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Answer 2

koreni2cos2x>1  cos2x>koreni iz2/2 2x>pi/4+2Pik ili 2x<-Pi/4+2Pik  x>pi/8+pik ili x<-pi/8=pik</p>