MCQOPTIONS
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| 1. |
The coefficient of \[{{x}^{n}}\] in the polynomial\[(x+{{\,}^{n}}{{C}_{0}})(x+3.{{\,}^{n}}{{C}_{1}})(x+5.{{\,}^{n}}{{C}_{2}})...(x+{{(2n+1)}^{n}}{{C}_{n}})\] is |
| A. | \[n{{.2}^{n}}\] |
| B. | \[~n{{.2}^{n+1}}\] |
| C. | \[(n+1){{.2}^{n}}\] |
| D. | \[n{{.2}^{n}}+1\] |
| Answer» D. \[n{{.2}^{n}}+1\] | |