Attachment 26214

sorry it's not equal to zero, I was looking at the wrong answer:

I tried using the f'(t)h(f(t) - g'(t)h(g(t)) method but I got

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- Dec 13th 2012, 05:51 PMkingsolomonsgravewhy is this equal to zero?
Attachment 26214

sorry it's not equal to zero, I was looking at the wrong answer:

I tried using the f'(t)h(f(t) - g'(t)h(g(t)) method but I got

- Dec 15th 2012, 11:49 PMx3bnmRe: why is this equal to zero?
You can solve it like this: