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0 votes
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in Mathematics by (36.2k points)

यदि \(x \sqrt{1+y}+y \sqrt{1+x}=0\) तब \(\frac{d y}{d x}=\)

(A) \(\frac{x+1}{x}\)

(B) \(\frac{1}{1+x}\)

(C) \(\frac{-1}{(1+x)^{2}}\)

(D) कोई नहीं

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1 Answer

+1 vote
by (35.0k points)

सही विकल्प है (C) \(\frac{-1}{(1+x)^{2}}\)

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