Value of k for which the point (alpha,si...

Value of `k` for which the point `(alpha,sin^(-1)alpha)(alpha>0)` lies inside the triangle formed by `x+y=k` with co-ordinates axes is- a.`(1+pi/2,\ oo)` b. `(-(1+pi/2),\ (1+pi/2))` c.`(-oo,\ 1+pi/2)\ ` d. `(-1-sin1,\ 1+sin1)`

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