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# Differentiation help

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Why bother with a post grad course - waste of time? 17-10-2016

1. I don't understand how to do the 2/x bit could anyone explain and help please would be much appreciated
2. (Original post by junayd1998)
I don't understand how to do the 2/x bit could anyone explain and help please would be much appreciated
and you know how to differentiate .
3. (Original post by Zacken)
and you know how to differentiate .
oh alright thanks yeah you will get -2^-2
4. (Original post by junayd1998)
I don't understand how to do the 2/x bit could anyone explain and help please would be much appreciated
5. (Original post by RDKGames)
yep thank you.
6. (Original post by junayd1998)
oh alright thanks yeah you will get -2^-2
Typo, I presume? You should then get .
7. (Original post by Zacken)
Typo, I presume? You should then get .
Oh yeah sorry forgot to add the x (typo) yep -2x^-2
8. (Original post by junayd1998)
Oh yeah sorry forgot to add the x (typo) yep -2x^-2
Yep, that's right

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