1.

If tan theta=(a)/(b), find the value of (a sin theta-b cos theta)/(asin theta+b cos theta)

Answer»

`(a^2-b^2)/(a^2+b^2)`
`(b^2-a^2)/(b^2+a^2)`
`(a^2+b^2)/(a^2-b^2)`
NONE of these

Answer :A


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