DeterminantHard

Question

If a1, a2, a3 , ....,an , .... are in G.P., then the value of the determinant
, is

Options

A.0
B.-2
C.2
D.1

Solution


C3 → C3 - C2, C2 → C3 - C1
= = 0     (where r is a common ratio).

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