Sequences and Series Part 3
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Question : 12 of 93
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Suppose a , b , c are in A.P. and a 2 , 2 b 2 , c 2 are in G.P. If a < b < c and a + b + c = 1 , then 9 ( a 2 + b 2 + c 2 ) is equal to _ _ _ _ .
[22 Jan 2026 Shift 2]
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