Mathematics · Trigonometry
If tan(A-B)tan A + sin2 Csin2 A = 1, where A, B, C ∈ (0, π2), then:
- 1tan A, tan B, tan C are in A.P.
- 2tan A, tan C, tan B are in A.P.
- 3tan A, tan B, tan C are in G.P.
- 4tan A, tan C, tan B are in G.P.✓
Correct answer
tan A, tan C, tan B are in G.P.
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