# Find if k , 2k-1 , 2k+1 are 3 consecutive terms of an A.P

2
by Bohemia11
what do ypu mean by A.P

2015-10-24T13:50:51+05:30

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Given three terms are in A.P so,2(2k-1)=k+2k+1;4k-2=3k+1;4k-3k=1+2;k=3 Therefore k=3
it is 4k -2 = 2k+1.... you wrote 4k - 4..
Ty
2015-10-24T17:28:44+05:30

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Certified answers contain reliable, trustworthy information vouched for by a hand-picked team of experts. Brainly has millions of high quality answers, all of them carefully moderated by our most trusted community members, but certified answers are the finest of the finest.
If three terms are in AP, then  sum of the first and third are twice the middle.

k + 2 k +1  = 2 (2k -1)
k = 3

so  3,  5,  7 are in AP
I got k=5
its absolutely correct