1.

If \[y=\frac{\sqrt{x}{{(2x+3)}^{2}}}{\sqrt{x+1}},\]then \[\frac{dy}{dx}=\]                               [AISSE 1986]

A.            \[y\text{ }\left[ \frac{1}{2x}+\frac{4}{2x+3}-\frac{1}{2(x+1)} \right]\]
B.            \[y\text{ }\left[ \frac{1}{3x}+\frac{4}{2x+3}+\frac{1}{2(x+1)} \right]\]         
C.            \[y\text{ }\left[ \frac{1}{3x}+\frac{4}{2x+3}+\frac{1}{x+1} \right]\]               
D.            None of these
Answer» B.            \[y\text{ }\left[ \frac{1}{3x}+\frac{4}{2x+3}+\frac{1}{2(x+1)} \right]\]         


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