If sin 2x = cos3x ,where 2x and 3x are acite angles , the value of x i

1.	If sin 2x = cos3x ,where 2x and 3x are acite angles , the value of x is
Answer» Sol. sin2x= cos3x sin2x= sin(90-3x) Comparing the theta of sin, we get 2x= 90-3x 2x+3x=90 5x=90\xa0 x=18.

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