Saved Bookmarks
| 1. |
Explain why 7*11*13+13 and 7*6*5*4*3*2*1+5 are composite numbers? |
|
Answer» Find the number of zeroes x2 -2x - 8 Since 7*11*13+13=13(7*11+1)=13(77+1)=13(78)=13*78We no products of prime no. And co preme is composite no.Similarly7*6*5*4*3*2*1+5=5(7*6*4*3*2*1+1)=5(1008+1)=5(1009)=5*1009Product of prime numbers are composite |
|