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If x=a sec^(3)theta tan theta, y=b tan^(...

If `x=a sec^(3)theta tan theta, y=b tan^(3) theta sec theta`, then `sin^(2)theta` is equal to

A

`(x)/(a)-(y)/(b)`

B

`(x)/(a)+(y)/(b)`

C

`(xy)/(ab)`

D

`(ay)/(bx)`

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The correct Answer is:
d
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