Posted by: comingsoon February 28, 2011
where is my mistake ?
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@Grace_S ,
can you give me rough idea for this question,
when f is defined by f(x)=√x , find a so that f'(a) is three times value of f'(2)
I find f'(2)=1/(2
so , f'(a)=3/
but I don't know how to find a ? do you have any idea on it?
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