Simplify the trigonometric expression: cot θ tan θ

Add the fractions and simplify 1/2+ 1/3

The table represents a function. what is f(-2)? a.-3 b. -1 c.1 d.3

Angle xyz is formed by segments xy and yz on the coordinate grid below: a coordinate plane is shown. angle xyz has endpoints at 3 comma negative 1 and 6 negative 2 and 3 comma negative 3 and measures 36.87 degrees. angle xyz is rotated 270 degrees counterclockwise about the origin to form angle x′y′z′. which statement shows the measure of angle x′y′z′?