JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Let

a_1, a_2, a_3, a_4

and

a_5

be such that

a_1, a_2

and

a_3

are in A.P.,

a_2, a_3

and

a_4

are in G.P.; and

a_3, a_4

and

a_5

are in H.P. Then,

a_1, a_3

and

a_5

are in

View answer and explanation

Correct option: A

G.P.

Option A (G.P.) is correct because the given relationships between the terms lead to the conclusion that

a_1, a_3,

and

a_5

are in geometric progression.

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\frac{3}{4}