Question

Find dy/dx

Answer 1

Find the derivative of what?

Answer 2

ok..

Answer 3

\[y=\frac{ 1 }{ \sqrt{x} }\]
\[f'(x)=\lim_{h \rightarrow 0}[\frac{ f(x+h)-f(x) }{ h }]=\[\frac{ \sqrt{x}-\sqrt{x+h} }{ (\sqrt{x+h})(\sqrt{x))}}\]