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Let a1,a2,a3,… be an A.P. If a1+a2+⋯+a10a1+a2+⋯+ap=100p2, p≠10, then a11a10 is equal to

Answer»

Let a1,a2,a3,… be an A.P. If a1+a2+⋯+a10a1+a2+⋯+ap=100p2, p≠10, then a11a10 is equal to



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