Question 977874
√x/1-x^2,x≠1 find the first derivative
--------------
{{{f(x) = sqrt(x)/1 - x^2}}}
{{{f(x) = x^0.5 - x^2}}}
f'(x) = {{{0.5*x^(-0.5) - 2x}}}
= {{{sqrt(x)/(2x) - 2x}}}