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Q1. Let f(x, y) = x'y' Show that f, (1, 2) = 8 using the limit definition. Q2. Show that lim does not exist. (x,1/)

Q1. Let f(x, y) = x'y' Show that f, (1, 2) = 8 using the limit definition. Q2. Show that lim does not exist. (x,1/) -(0,0)

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