1. Determine k so that (3k-2), (4k-6)and (k +2) are three conseautterm – InterviewSolution

1.

1. Determine k so that (3k-2), (4k-6)and (k +2) are three conseautterms of an AP.

Answer»

When a, b, c are in AP then 2b = a + c

So,

2(4k - 6) = 3k - 2 + k + 2

8k - 12 = 4k

8k - 4k = 12

4k = 12

k = 12/4

k = 3

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