MCQOPTIONS
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| 1. |
What is the value of \(\mathop {\lim }\limits_{{{x \to 0}}\ {y \to 0}}\frac{{xy}}{{{x^2} + {y^2}}}?\) |
| A. | 1 |
| B. | -1 |
| C. | 0 |
| D. | Limit does not exist. |
| Answer» E. | |