If m is the AM of two distinct real numbers l  and n `(l,ngt1)` and `G_(1),G_(2)"
Channel: Doubtnut
Date: 2020-05-24

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