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Mathematics 13 Online
OpenStudy (anonymous):

f(x)= sqrt2x, then f'(2)=

OpenStudy (perl):

first rewrite the expression f(x) = (2x)^(1/2)

OpenStudy (anonymous):

Find the derivative then plug in 2.

OpenStudy (anonymous):

Yeah go perl!

OpenStudy (perl):

now use the chain rule

OpenStudy (perl):

f ' (x) = 1/2 * (2x)^(-1/2) * 2

OpenStudy (perl):

|dw:1416166327598:dw|

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