Ifx=intc^(sint)sin^(-1)z dz ,y=intk^(sqr...

`Ifx=int_c^(sint)sin^(-1)z dz ,y=int_k^(sqrt(t))(sinz^2)/zdz ,t h e n(dy)/(dx)i se q u a lto` `(tant)/(2t)` (b) `(tant)/(t^2)` (c) `tan t/(2t^2)` (d) `(t a tt^2)/(2t^2)`

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