Use even and odd properties of the trigonometric functions to find the exact value of the expression.
-$\cot \left( - \frac { \pi } { 6 } \right)$
A) $- \sqrt { 3 }$
B) $\frac { \sqrt { 3 } } { 3 }$
C) $\sqrt { 3 }$
D) $- \frac { \sqrt { 3 } } { 3 }$

Question

Quizplus · Accepted Answer

The cotangent function is odd, so $\cot \left( - \frac { \pi } { 6 } \right) = - \cot \left( \frac { \pi } { 6 } \right) = - \sqrt { 3 }$.

Use Even and Odd Properties of the Trigonometric Functions to Find