Question

find the 13th term from end of AP 10,7,4..........(-47)​

Answer 1

Answer:

= -8

Step-by-step explanation:

a = 10 , d= -3

nth term = a+(n-1)d

a+(n-1)d = -47

10+(n-1)-3 = -47

(n-1)-3 = -57

(n-1) = 19

n = 20

20 - 13 = 7th term

a+(7-1)d = 10+6(-3) = 10-18 = -8