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Mathematics Question on Trigonometric Functions

The value of tan⁡ 20∘+2 tan⁡ 50∘−tan⁡ 70∘\tan \, 20^{\circ} + 2 \, \tan \, 50^{\circ} - \tan \, 70^{\circ} is :

A

1

B

0

C

tan⁡ 50∘\tan \, 50^{\circ}

D

none of these

Answer

0

Explanation

Solution

Answer (b) 0