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For the next two (2) items that follow :

Given that

\log_{x} y,\log_{z} x,\log_{y} z

are in G.P,

xyz=64

and

x^3,y^3,z^3

are in AP.

[NDA I 2016]

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Question : 69 of 79

Marks: +1, -0

Which one of the following is correct?

xy , yz and zx are

in AP only
in GP only
in both Ap and GP
neither in Ap nor in GP

Solution:

Similarly

xy,yz,zx

are also in A.P. and G.P. both

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