AP and GP Sequence Properties (Jee Mains) | ExamDuo
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Arithmetic and Geometric Progression
Hard
AP and GP Sequence Properties
Suppose a, b, c are in A.P. and a
2
, 2b
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______ .
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