Created by StemPy LabThe positive real numbers and satisfy . Using the inequality between the arithmetic and geometric means, or otherwise, find the least value of .
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← A geometric progression has real terms. Its fifth term is 48 and its eighth term is 384. What is the sum of its first six terms?The positive numbers x and y are such that 4, x, y are three consecutive terms of a geometric progression, and x, y, 12 are three consecutive terms of an arithmetic progression. What is the value of x + y? →
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