JEE MATHEMATICS MCQ: SEQUENCE OF SERIES

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Application +4 | -1

2\left( {y - a} \right)

is the H.M. between

y - x

and

y - z,

then

x - a,\;y - a,\;z - a

are in

View answer and explanation

Correct option: B

G.P.

The correct answer is B (G.P.) because the given harmonic mean condition leads to the conclusion that x-a, y-a, and z-a are in geometric progression.

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