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Mathematics 7 Online
OpenStudy (anonymous):

Find the derivative of the function. y = cos [(1 − e^7x)/(1 + e^7x)]

OpenStudy (anonymous):

-sin (1 − e^7x)/(1 + e^7x) * [(1+e^7x)(7e^7x)-(1-e^7x)(7e^7x)]/(1+e^7x)^2

OpenStudy (anonymous):

help me!!

zepdrix (zepdrix):

|dw:1350242642176:dw| Hmm I think you have your derivatives backwards on the top and bottom.

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