The sum of the first 9 terms of an A.P is 72 and the sum of the next 9 terms is 71, find the A.P
2 answers
I don't know what "A.P" means.
Sure you do. :-)
The question
a) is obviously about an arithmetic progression
b) has already been posted three times!?!?!?!!?
The question
a) is obviously about an arithmetic progression
b) has already been posted three times!?!?!?!!?