Homework Help: Calculus

Posted by kelli on Tuesday, October 26, 2010 at 11:09pm.

Find the differential dy and evaluate dy for the given values of x and dx.
y=cosx
x=pi/3
dx=0.05

2)
y=e^x/10, x=0, dx=0.1

This is a different format than my teacher used in class so I'm confused. Help please!

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