MCQOPTIONS
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| 1. |
If \[\mathbf{ab}=\mathbf{6}\]and \[\mathbf{a}+\mathbf{b}=\mathbf{5}\], then the value of \[{{\mathbf{a}}^{\mathbf{2}}}+{{\mathbf{b}}^{\mathbf{2}}}\]is |
| A. | 11 |
| B. | 12 |
| C. | 13 |
| D. | 16 |
| Answer» D. 16 | |