1-Use the (x,y) coordinates in the figure to find the value of
the trigonometric function at the indicated real number, t, or
state that the expression is undefined.
SIN 11π/6
2-Use the (x,y) coordinates in the figure to find the value of
the trigonometric function at the indicated real number, t, or
state that the expression is undefined.
COS π//6
3- Use the (x,y) coordinates in the figure to find the value of
tan 4π/3
or state that the expression...