If a, b, c, l, m, n are in A.P, then 3a + 7, 3b + 7, 3c + 7, 31 + 7, 3 – InterviewSolution

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1.

If a, b, c, l, m, n are in A.P, then 3a + 7, 3b + 7, 3c + 7, 31 + 7, 3m + 7, 3n + 7 form …(1) a G . P. (2) an A.P.(3) a constant sequence (4) neither A.P. nor G.P.

Answer»

(2) an A.P.

In an A.P, if each term is multiplied by a constant or added by a constant, the resulting sequence is an A.P.

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