Hello :)

Find the derivative of the function

why is the answer

?

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- Jan 18th 2007, 06:55 AM^_^Engineer_Adam^_^Hyperbolic Diff helppp
Hello :)

Find the derivative of the function

why is the answer

? - Jan 18th 2007, 07:27 AMThePerfectHacker
- Jan 18th 2007, 07:45 AMSoroban
Hello, ^_^Engineer_Adam^_^!

Quote:

Find the derivative of the function: .

Why is the answer: . ?

You're expected to know these facts for hyperbolic functions:

. .

. .

. .

We have: .

Then: .

Multiply top and bottom by 2: .