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1. |
If one geometric mean G and two airthmetic mean A1, A2 are inserted between two numbers, then (2A1 A2) (2A2 A1) is equal to _______ |
A. | 2G |
B. | G |
C. | G<sup>2</sup> |
D. | None of the mentioned |
Answer» D. None of the mentioned | |