1 The point P x y is on the unit circle in Quadrant IV If x VII 6 find y 2 The point P in the figure at the left has y coordinate Find a sin t b cos t c tant d sec t 3 Find the exact value 7 6 a sin c tan 5T STF 3 13TT 4 b cos d csc 3 T 2 4 Express tant in terms of sin t if the terminal point determined by t is in Quadrant II 5 If cos t and if the terminal point determined by t is in Quadrant III find tant cott csc t 6 7 A trigonometric function is given a Find the amplitude period phase and horizontal shift of the function dat b Sketch the graph of one complete period 6 y 5 cos 4x 1 7 y 2 sinx