Question

Find the common difference of an A.P. if first term is 12 and t22=96​

Answer 1

Answer:

First term = 12

t22= 96

According to question:-

t22= a+(n-1)d

96= 12+(22-1)d

96= 12+21d

96-12= 21d

84= 21d

d= 4

So, common difference is 4

Step-by-step explanation: