Question

(10. Find whether 55 is a term of the AP: 7, 10, 13, --- or not. If yes, find whi
it is.
te
24. In​

Answer 1

Answer:

let assum 55 is a term of this apat n th place

using An=a+(n-1)d

55=7+(n-1)3

we get 3n=51

n=17

which means 55 is a term of this ap at 17th place