If x=a cosec theta and y= b cot theta, t...

If `x=a cosec theta` and `y= b cot theta`, then `b^2 x^2 - a^2 y^2 = ? `

A

`a^2 b^2`

B

`a^2-b^2`

C

`a^2 + b^2`

D

`1`

लिखित उत्तर

Verified by Experts

The correct Answer is:

A

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