Can someone please help step me through the derivative of:

1/sqrt(2+x)

I'm rustier than I thought!

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- Sep 8th 2012, 11:49 PMjokemDerivative Step Through
Can someone please help step me through the derivative of:

1/sqrt(2+x)

I'm rustier than I thought! - Sep 9th 2012, 12:03 AMMarkFLRe: Derivative Step Through
Hint: write the function as:

$\displaystyle f(x)=(x+2)^{\small{\frac{1}{2}}}$

Now use the power rule for differentiation. - Sep 9th 2012, 02:43 AMPlatoRe: Derivative Step Through
- Sep 9th 2012, 03:13 AMMarkFLRe: Derivative Step Through
D'oh!(Headbang) Indeed it does! (Giggle)

- Sep 9th 2012, 06:15 AMjokemRe: Derivative Step Through
Thanks guys for the new perspective! Much easier now =)