Question: Problem 1. (10 marks) (a) Show that lim = 0 (x,y) +(0,0) (b) Show that lim = 0 (x,y) +(0,0) (c) Show that lim =


Problem 1. (10 marks) (a) Show that lim = 0 (x,y) +(0,0) (b) Show that lim = 0 (x,y) +(0,0) (c) Show that lim = 0if m + 2 > 1, where m, n > 0, p and q are positive even (x,y) +(0,0) numbers. (2 marks) Hint of polar coordinates method: (x/P + ly| = (1x|")2 + (ly|1)2
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