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1. |
The coefficient of \[{{x}^{7}}\] in the expansion of \[{{\left( \frac{{{x}^{2}}}{2}-\frac{2}{x} \right)}^{8}}\] is [MNR 1975] |
A. | -56 |
B. | 56 |
C. | -14 |
D. | 14 |
Answer» D. 14 | |