i have no clue how to do this problem. i need some help.

Given a power function of the formf(x)=ax^n, withf '(3)=18 andf '(6)=72, findnanda.

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- Oct 6th 2008, 07:23 PMjojoferni244finding values from power functions
i have no clue how to do this problem. i need some help.

Given a power function of the form*f*(*x*)=*ax^n*, with*f '*(3)=18 and*f '*(6)=72, find*n*and*a*. - Oct 6th 2008, 07:31 PMChris L T521
- Oct 6th 2008, 07:34 PMjojoferni244
actually im stuck...can you help me please

- Oct 7th 2008, 12:52 PMChris L T521