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If xsqrt(1+y)+ysqrt(1+x)=0, then (dy)/(d...

If `xsqrt(1+y)+ysqrt(1+x)=0,` then `(dy)/(dx)` is equal to `1/((1+x)^2)` (b) `-1/((1+x)^2)` `1/((1+x^2))` (d) `1/((1+x))`

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