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Let (x , y) be such that sin^(-1)(a x)+c...

Let `(x , y)` be such that `sin^(-1)(a x)+cos^(-1)(y)+cos^(-1)(b x y)=pi/2dot` Match the statements in column I with statements in column II `Ifa=1a n db=0,t h e n(x , y)` , (p) lies on the circle `x^2+y^2=1` `Ifa=1a n db=1,t h e n(x , y)` , (q) `l i e son(x^2-1)(y^2-1)=0` `Ifa=1a n db=2,t h e n(x , y)` , (r) lies on `y=x` `Ifa=2a n db=2,t h e n(x , y)` , (s) lies on `(4x^2-1)(y^2-1)=0`

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