Jovs10viz
Answered

.what must be the value of k so that 5k-3, k+3 ,and 2k-11will form an arithmetic sequence ??

Sagot :

Mlcparra16viz
Since in arithmetic sequence we have a common difference:
k+3-(5k-3)=2k-11-(k+3)
-4k+6=k-14
20=5k
4 = k

Check:
5k-3 = 5(4)-3 = 17
k+3 = 4 + 3 = 7 
2k-11 = 2(4)-11 =  -3