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OpenStudy (anonymous):
Find the derivative of f(x) =-11/x at x = 9.
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OpenStudy (michele_laino):
please set x= 9 into your formula for f(x)
OpenStudy (michele_laino):
oops.. sorry I have made an error
OpenStudy (michele_laino):
please what is the first derivative of f(x) = -1/x ?
OpenStudy (michele_laino):
oops... of f(x) = -11/x ?
OpenStudy (anonymous):
oh wait I get it
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rvc (rvc):
f(x)= -11/x
OpenStudy (anonymous):
it would be 11/81
OpenStudy (anonymous):
becuase 9*9=81
OpenStudy (michele_laino):
please do you know what is the formula of the first derivative of f(x) = -11/x?
rvc (rvc):
|dw:1424107361143:dw|
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