Question

What is the 5th term form the end of the AP 2, 7, 12, …., 47?

Answer 1

Step-by-step explanation:

a=2 d=5 an=47

an=a+(n-1)d

47=2+(n-1)5

47-2=(n-1)5

45/5=n-1

9+1=n

n=10

5 th term from end is 6th term of ap

A6= 2+(6-1)5

      =2+5*5

      =2+25

       =27