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February 3, 2021 7:57 pm 30 pts
Q.No. 2 Let D -1,1x[-1,1]. Ifthe function f:D Ris defined by Ca2 ty2y y) # (0, 0) fx,y) = (o, (.) = (0.0) then (A) 1s continuous at (0, 0) (B) both the first order partial derivatives of f exist at (0,0) , If x.yE dx dy is tinite U If x,y) dx dy is finite (C) (D)
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