- #1
Qube
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Homework Statement
http://i3.minus.com/jbt2vueBfwXvWD.jpg
Homework Equations
Linearization: f(x) + f'(x)(dx)
The Attempt at a Solution
The derivative of g(x) using the chain rule is (2lnx)/x. x = e, so that simplifies to 2/e.
Linearization:
(2/e)x + 1, where 1 is f(e).
Why is the answer (2/e)x - 1 instead? I thought f(e) is 1, not negative 1?
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