Question

4. If k, 2k-1 and 2k+1 are three consecutive terms of an AP, then the value of 'k' is
A)-3
B)-2
C) 3
D) 6​

Answer 1

Answer:

answer is 3 I asked to my sir he said that answer is 3

Answer 2

Answer:

C] 3

Step-by-step explanation:

if the terms are successive , this means that each term increases by one unit .

Hence ,

[2k-1]-k = 2k+1 -[2k-1]

2k+k = 2k+1-2k+1

k-1=2

k=3

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