Evaluate the six trigonometric functions for the given real number

The video tutorial covers the evaluation of trigonometric functions for negative angles, specifically focusing on the angle -13π/3. It explains how to find coterminal angles and evaluates sine, cosine, and tangent using the unit circle. The tutorial also demonstrates the calculation of reciprocal trigonometric functions, including cosecant, secant, and cotangent, with a focus on simplifying expressions and rationalizing denominators.

What is the direction of rotation for a negative angle like -13π/3?

• Horizontal

• Clockwise

• Vertical

• Counterclockwise

How can you find the smallest negative coterminal angle for -13π/3?

• By subtracting 2π

• By adding 6π/3

• By dividing by 2

• By multiplying by 3

What is the smallest negative coterminal angle for -13π/3?

• -2π/3

• -5π/3

• -π/3

• -4π/3

In which quadrant is the angle -π/3 located?

• Third Quadrant

• Fourth Quadrant

• Second Quadrant

• First Quadrant

What is the value of cotangent for the angle -13π/3?

• 1/√3

• -1/√3

• -√3

• √3