Question

what is the power series representation of f(x) = x^2/((2+x)^(1/2))?

Answer 1

answer what i posted please

Answer 2

use Taylor's series
\[f(x) = 0 + \sqrt2 x -\frac{-3/(2\sqrt2) x^2}{2!} + \frac{9/(4\sqrt2)x^3}{3!} - ....\]

Answer 3

the answer should be of the form sigma ( n=0 to infinity) ...

Answer 4

you should be able to put experimentX's answer into sigma form with a little concentration