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Mathematics 18 Online
OpenStudy (anonymous):

Let f (X)=7x+9 find the diffence quotient. That is simplify f(x+h)-f(x)/h

geerky42 (geerky42):

\[\dfrac{f(x+h)-f(x)}{h}\] OK. we know that \(f(x) = 7x+9\) So what is \(f(x+h)\)?

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