Question

in an ap the first term is 2 the last term is 29 and the sum of all its term is 150 find its common difference

Answer 1

Answer:

3.1

Step-by-step explanation:

a=2

l=29

s=n/2 (a+l)

150=n/2 (31)

150×2/31=n

n=9.6

29=2+8.6×d

27/8.6=d

d=3.1