Question

IF 15, K-1 are in AP find k

Answer 1

helloo....

here is your answer....

if a,b,c are in ap then a+c =2b

so

15-1=2k

k=14/7=2

Answer 2

Answer:7

Step-by-step explanation:

Since a+c=2b

Therefore 15-1=2×k

Now 14=2k

K=7