Question

Determine the AP whose 3rd term is5 and the 7 the term is9 ​

Answer 1

Step-by-step explanation:

we have given third term =a3=a+2d=5

a7= a+6d=9

now by elimination method,

we get value of d =1

and now puth this value in equation

from which we get a=3

so ap becomes 3,4,5,6,7,8,9