Question

differentiate in respect to x
x^2/x-1 @mark_o.

Answer 1

v Du - u Dv
use the formula D(u/v)= ----------------
v^2

Answer 2

yeah i did lol but i think i stuffed something up, can you please solve it for me

Answer 3

let u=x^2, u= x-1,
then
(x-1)2x - x^2
-----------------
(x-1)^2 can you continue that pls...

Answer 4

im sorry v=x-1, u=x^2

Answer 5

@sirm3d, do you have something to help yasmin plzz?
you can go ahead and reply ... :D

Answer 6

\[\large v=x-1\\\large Dv = 1 - 0 = 1\\\large u=x^2\\\large Du=2x\] just sub the expressions u, Du, v, and Dv in \[\large D\left(\frac{u}{v}\right)=\frac{v Du - u Dv}{v^2}\] as given by @mark_o.