Question

Find the value of k , will k+9,2k-1 and 2k+7 are the consecutive terms of AP

Answer 1

Answer:10

Step-by-step explanation:

k+9,2k-1 and 2k+7 are in a.p

2k-1-(k+9)=2k+7-(2k-1)

k-2=8

k=10

hence proved due hope u enjoy/....

Answer 2

since the K + 9, 2k -1, 2K+7 are in AP
2(2k-1)=k+9+2k+7
4k-2=3k+16
k=18