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# Differentiation help watch

1. Hi,

How do you differentiate this

f(x) = 6x+3+sqrt x /x^2

Thanks
2. (Original post by HumiT)
Hi,

How do you differentiate this

f(x) = 6x+3+sqrt x /x^2

Thanks
Convert sqrt x / x2 ​using the rules of indices then differentiate as normal.

i.e. am x an = am+n and am/an = am-n

Remember sqrt(x) = x1/2
3. Duhh..thanks
4. (Original post by HumiT)
Duhh..thanks
remember root 2 is equal to
5. (Original post by upthegunners)
remember root 2 is equal to

Posted from TSR Mobile
6. (Original post by upthegunners)
remember root 2 is equal to 2^(1/2)
Corrected
7. bleh.. you know I meant that

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