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braddy
10-14-2005, 04:35 AM
Hi ,

I have difficulty to find the folowing questions about limit computation.

IF lim xy/(x^2+y^2) ( when (x,y)---(0,0))

Evaluate the limit as (x,y) approaches the origin along:

a) The spiral r=0, θ >0

b- The differentiable curve y=f(x), with f(0)=0

c) The arc r=sin(θ )

Thank you

B