Calculus
posted by Robin .
Find an equation for the tangent line of the function y=x+(4/x) at the point (2, 4).
The equation of the tangent line is .
You may enter the equation in any form.

Calculus 
MathMate
f(x)=x+4/x
f'(x)=14/x^2
f'(2)=11=0
Equation of tangent line:
y=0(x2)+4, or
y=4
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Could someone please help me with these tangent line problems?