Second Derivative of (2x^3+2x^2-12x)/(x^3+x^2-12x). I keep getting 24(-5x^4+6x^3-20x^2-24x-156)/(x^2+x-12)^4

Question

anonymous · Answer

is the first eqn the first dervative? or original eqn?

anonymous · Answer

The first equation in in the original format.

anonymous · Answer

Which I got= (-12(2x+1)/((x^2+x-12)^2)

anonymous · Answer

for the first derivative

anonymous · Answer

i got 24(3x^2+3x+13)/(x^2+x-12)^3
2nd deriv

anonymous · Answer

that or my calcumilator is lying

anonymous · Answer

How did you get the answer? I re-checked my 2nd Der. and I kept getting something completely different...

anonymous · Answer

lol, no, you're actually right.

anonymous · Answer

yay i was about to use quotient rule on that O.O

anonymous · Answer

lol. Well, I am going to check again then. I just don't know why my answer is so off :/

raden · Answer

what is ur calcumilator told as the answer ?