Question

Find the second derivative if y=...

Answer 1

\[y=\frac{ x }{ x ^{2}+2 }\]

Answer 2

I got \[\frac{ 2x ^{3}-12x }{ (x ^{2}+2)^{3} }\]

Answer 3

Yes that is correct, you can factor a 2x out of the numerator though if you wanted.

Answer 4

ok awesome!