### Trigonometry to Determine the Values

1. The graph of a tangent function is given. Select the equation for the following graph: y = tan , y = tan( x +π ), y = tan x, y = tan 2. Graph two periods of the given tangent function. y = 2 tan 2x 3. Graph two periods of the given cosecant or secant function. y = 3 sec x 4.