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Find the set of values of x , which sati...

Find the set of values of x , which satisfy `sin x * cos^(3) x gt cos * sin^(3) x , 0 le x le 2pi` .

A

`x in (0, pi/4) uu ( pi/2, (3pi)/(4))`

B

`x in (pi/4, pi/2) uu ((3pi)/(4), pi)`

C

`x in (pi/4, pi/2)`

D

None of these

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The correct Answer is:
A
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