MCQOPTIONS
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| 1. |
If \[{{2}^{a}}+{{3}^{b}}=43\]and \[{{2}^{a+3}}-{{3}^{b+1}}=47,\]find the respective values of 'a' and 'b'. |
| A. | 4, 3 |
| B. | 3, 4 |
| C. | 16, 27 |
| D. | 2, 6 |
| Answer» B. 3, 4 | |