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C3 differentiation help please...

Neuron_16

How do you do differentiate this using the chain rule method?
3/(x+1)^2

So let u= x+1 and y is = ? :/
How's you work it out?

Reply 1

Mr M

Study Forum Helper

y=3u^{-2}

Reply 2

Neuron_16

Mr M

y=3u^{-2}

How is it that? where did the ^2 come from?

OH wait I get it lol xD
Sorry :/

(edited 13 years ago)

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