Mathematics - Sequence & Series Question with Solution | TestHub

MathematicsSequence & SeriesH.P.Medium2 minQB

MathematicsMediumsingle choice

Let $x, y, z > 1$ be in G.P. Which progression contains $1/ ln (x^{2}), 1/ ln (x y), 1/ ln (x z)$ ?

Answer:

Solution:

$ln x, ln y, ln z$ form an A.P.; adding $ln x$ to each yields $ln (x^{2}), ln (x y), ln (x z)$ in A.P. Their reciprocals are in H.P.

Stream:JEESubject:MathematicsTopic:Sequence & SeriesSubtopic:H.P.

⏱ 2mℹ️ Source: QB

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