1.

If (tanx-tany)^(2),(tany-tanz)^(2) and (tanz-tanx)^(2) are in A.P then tanx - tany, tany-tanz, tanz-tanx are in (A) A.P. (B) G.P. (C) H.P. (D) A.G.P

Answer»

A.P
G.P
H.P
A.G.P

Answer :C


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