If m is the arithmetic mean of two distinct real numbers l and n (l, n – InterviewSolution

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1.	If m is the arithmetic mean of two distinct real numbers l and n (l, n>1) and G1,G2 and G3 are three geometric means between l and n, then G41+2G42+G43 equals
Answer» If $m$ is the arithmetic mean of two distinct real numbers $l$ and $n (l, n > 1)$ and $G_{1}, G_{2}$ and $G_{3}$ are three geometric means between $l$ and $n,$ then $G_{1}^{4} + 2 G_{2}^{4} + G_{3}^{4}$ equals

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