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falcon0311
Dec4-04, 02:48 PM
From what I can remember, this wasn't covered in my class, however it was a bonus question on a test, and I was wondering if someone could take the time to enlighten me on this one.

Find \frac{\delta f }{ \delta x} and \frac{\delta f }{ \delta y} when

f(x,y) = \int _x ^{x^3y} \sin (t^2) dt

Tide
Dec4-04, 03:34 PM
This may help:

\frac {d}{dx} \int^x f(x') dx' = f(x)