MCQOPTIONS
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| 1. |
If \[\left( \mathbf{3a}+\mathbf{4b} \right)=\mathbf{16}\] and \[\mathbf{ab}=\mathbf{4}.\]Find the value of \[\left( \mathbf{9}{{\mathbf{a}}^{\mathbf{2}}}+\mathbf{16}{{\mathbf{b}}^{\mathbf{2}}} \right)\] |
| A. | 160 |
| B. | 100 |
| C. | 120 |
| D. | 140 |
| Answer» B. 100 | |