-2
--------------------
__________
3/5 / 4/5
5*x *\/ 1 - x
$$- \frac{2}{5 x^{\frac{3}{5}} \sqrt{- x^{\frac{4}{5}} + 1}}$$
/ 2 3 \
2*|- -------- + ----|
| 4/5 4/5|
\ 1 - x x /
---------------------
__________
4/5 / 4/5
25*x *\/ 1 - x
$$\frac{- \frac{4}{- x^{\frac{4}{5}} + 1} + \frac{6}{x^{\frac{4}{5}}}}{25 x^{\frac{4}{5}} \sqrt{- x^{\frac{4}{5}} + 1}}$$
/ 12 6 7 \
4*|- ----- - ------------- + ---------------|
| 13/5 2 9/5 / 4/5\|
| x / 4/5\ x *\1 - x /|
\ x*\1 - x / /
---------------------------------------------
__________
/ 4/5
125*\/ 1 - x
$$\frac{1}{125 \sqrt{- x^{\frac{4}{5}} + 1}} \left(- \frac{24}{x \left(- x^{\frac{4}{5}} + 1\right)^{2}} + \frac{28}{x^{\frac{9}{5}} \left(- x^{\frac{4}{5}} + 1\right)} - \frac{48}{x^{\frac{13}{5}}}\right)$$