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OpenStudy (anonymous):

Let f(x)=x^2-3x and P=(1, f(x)). Find the slope of the curve y=f(x) at P, an equation of the tangent to P, and an equation of the normal at P.

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OpenStudy (anonymous):

myininaya (myininaya):

1st step and 3rd step is my only complaint

myininaya (myininaya):

1st step the definition is wrote out wrong 3rd step -(x^2-3x)=-x^2+3x

OpenStudy (anonymous):

What is wrong with the first step? Ohh, that was a typo when typing onto my computer >< but I wrote it correctly on paper. Is A correct?

myininaya (myininaya):

A is correct but definition of derivative is \[\lim_{h \rightarrow 0}\frac{f(x+h)-f(x)}{h} \]

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OpenStudy (anonymous):

Oops, another typo! Can you help me with B?

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