Question

$\tan (7 \pi / 6 ),\tan (9 \pi / 4 )$, and $\tan (10 \pi / 3 )$ are in

• A. A.P
• B. G.P
• C. H.P
• D. A.G.P

Answer 1

Answer: (B)

G.P

Answer 2

$\tan 30?. \tan 45?. \tan 240?$ i.e., $\tan 30?. \tan 45?, \tan 60?$ $\frac{1}{\sqrt{3}} . 1 , \sqrt{3}$ G.P