Question

What is the exact value of the trigonometric expression?tan(7π/6)

Answer 1

The given expression: tan(7π/6)

`\begin{gathered} \Pi=180 \\ \tan ((7\Pi)/(6))=\tan (7*180)/(6) \\ \tan ((7\Pi)/(6))=\tan (210) \\ \tan (210)=0.5777 \\ \tan ((7\Pi)/(6))=0.577 \end{gathered}`

Answer : 0.57777