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If m is the AM of two distinct real numbers l and n `(l,ngt1)` and `G_(1),G_(2)" and "G_(3)` are three geometric means between l and n, then `G_(1)^(4),2G_(2)^(4),G_(3)^(4)` equals

A

`4//m n ^2`

B

`4 l^2 m^2 n^2`

C

`4 l^2 m n `

D

`4 l m^2 n`

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The correct Answer is:
D
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MOTION-SEQUENCE & SERIES -Exercise -4 Level -I Previous Year /JEE Main
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