Saved Bookmarks
| 1. |
Find the number of terms in each of the following AP\'s. 7,13,19,.........205 |
|
Answer» a+(n-1)dFirst term ....7 nd differences....67+(n-1)6=2057+6n-6=205.......6n=204.....n = 34 34 36 34 An = a +(n-1)d wala formula laga do |
|