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Asapp yaarr os(x-1) cosx, car x=are in a ) T 21. If cos x COS XCOS X + 3 3 harmonic progression, then cos x
Asapp yaarr
os(x-1) cosx, car x="are in a ) T 21. If cos x COS XCOS X + 3 3 harmonic progression, then cos x = 3 (a) (b) 1 2 3 (d) 2 (C) NiwlStep by Step Solution
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