MCQOPTIONS
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MCQOPTIONS
| 1. |
What is the coefficient of x9 in the expansion of (x+5)14? |
| A. | 5! * <sup>14</sup>C<sub>6</sub> |
| B. | <sup>14</sup>C<sub>5</sub> |
| C. | 54 * <sup>14</sup>C<sub>5</sub> |
| D. | 34 * <sup>11</sup>C<sub>5</sub> |
| Answer» D. 34 * <sup>11</sup>C<sub>5</sub> | |