MCQOPTIONS
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| 1. |
The coefficient of t4 in the expansion of \(\begin{array}{*{20}{c}}{\rm{}}\\{{{\left( {\frac{{1 - {t^6}}}{{1 - t}}} \right)}^3}}\end{array}\) is: |
| A. | 14 |
| B. | 15 |
| C. | 10 |
| D. | 12 |
| Answer» C. 10 | |