Answer to Question #43936 in Integral Calculus for DEEPU SINGH

Question #43936

Find the two repeated limits at (0,0) of
f(x,y) = {(x-y)2}/(x2 + y2) , (x,y)not equal to (0,0)
=0 , (x,y) = (0,0) .
Also find the simultaneous limit , if it exists .

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