Question

Find the derivative of the function.

f(t)= sqrt(t/(t^2+1))


I found...

(1-t^2)/(2 sqrt(t/(1+t^2)) (1+t^2)^2) is thatright ?

Answer 1

\[\frac{ d }{dx }\left( \frac{ u }{v } \right)=\frac{ vu'-uv' }{v ^{2} }\]

Answer 2

so?