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OpenStudy (anonymous):
Find the derivative of f(x) = -7/ x at x = -3.
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OpenStudy (ipwnbunnies):
Rewrite it like this: f(x) = -7*x^-1 Can you derive it now?
OpenStudy (ipwnbunnies):
She needs the derivative.
OpenStudy (anonymous):
ohh
OpenStudy (anonymous):
use the power rule
OpenStudy (ipwnbunnies):
Yes, use the power rule. When you put the x in the numerator, the power rule applies nicely.
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OpenStudy (anonymous):
okay
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