Calculate the value of the expression: $tan (120^{o}$ )

1

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- 1

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- \sqrt{3}

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\sqrt{3}

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Solution

The correct option is D $- \sqrt{3}$
$t a n (120^{\circ}) = - v e v a l u e$ is the correct answer as the angle $120^{o}$ lies in the IInd quadrant where $tan θ$ is negative
The value of $tan (120^{o})$ = $tan \frac{2 π}{3} = - tan \frac{π}{3} = - \sqrt{3}$ .
So, option C is correct.

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