Q2): If f(x, y) = {
x
2 + 2y ; (x, y) ≠ (1,2)
0 ; (x, y) = (1,2)
then f(x, y) is
a): not continuous at (1,2) b): continuous at (1,2)
c): differentiable at (1,2) d): limit at (1,2) does not exist
Answers
Answer:
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