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Let a1,a2,a3 be the first three terms of an A.P. such that a1+a2+a3=−12 and a1a2a3=80. Then the value of a21+a22+a23 is equal to |
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Answer» Let a1,a2,a3 be the first three terms of an A.P. such that a1+a2+a3=−12 and a1a2a3=80. Then the value of a21+a22+a23 is equal to |
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