Saved Bookmarks
| 1. |
The value of{40}_{C_{31 }}\overset{10}{\underset{r=0}{+∑}}{}^{40+r}C_{10+r} is equal to |
| Answer» The value of{40}_{C_{31 }}\overset{10}{\underset{r=0}{+∑}}{}^{40+r}C_{10+r} is equal to | |