I need help on this math problem. I keep getting the wrong answers for the values for n and a. Given a power function of the form f(x)=axn , with f(3)=18 and f(6)=72, find n and a .
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Originally Posted by jojoferni244 I need help on this math problem. I keep getting the wrong answers for the values for n and a. Given a power function of the form f(x)=axn , with f(3)=18 and f(6)=72, find n and a . From you get Re-write Now substitute the term of in the 2nd equation: Plug in this value into one of the given equations and solve for a. You'll get A shortcut: Divide both equations columnwise:
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