Question

The sum of the third and the fourth term of an A.P.
is 19 and that of the first and the seventh term is 22.
Find the 9th term​

Answer 1

Answer:

Step-by-step explanation:

A₃+A₄=a+2d+a+3d=19

          2a+5d=19

a+a+6d=22

2a+6d=22

2a+5d=19

=d=3

a=2

A₉=a+8d

   2+8(3)=26