SOLUTION: Determine dy/dx from first principles: y=(x^2)-9

SOLUTION: Determine dy/dx from first principles: y=(x^2)-9

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Question 181339: Determine dy/dx from first principles:
y=(x^2)-9

Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
Determine dy/dx from first principles:
y=(x^2)-9
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Are you talking about [f(x+h)-f(x)]/h
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Cheers,
Stan H.
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