Question

.
1
Find the 12th term
of AP 3,6,9​

Answer 1

Answer:

3,6,9,12,15,18,21,24,27,30,33,36.

Step-by-step explanation:

I hope you are understood.

Answer 2

Answer:

a=3 , n=12

d=6-3

d=3

A12= a+(n-1)d

A12= 3+(12-1)3= 3+11×3

A12= 3+33= 36