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Ifx=a(cosectheta+cottheta)and y=b(cotthe...

If`x=a(cosectheta+cottheta)and y=b(cottheta-cosectheta)`, then

A

`xy-ab=0`

B

`xy+ab=0`

C

`(x)/(a)+(y)/(b)=1`

D

`x^(2)y^(2)=ab`

Text Solution

Verified by Experts

The correct Answer is:
B
Use `cosec^(2)theta-cot^(2)theta=1`
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