Graph each function over a one-period interval.
y = (1/2) csc (2x + π/2)

CONCEPT PREVIEW Match each trigonometric function in Column I with its value in Column II. Choices may be used once, more than once, or not at all. I II1. A. √32. B. 13. tan 45° C. ½4. D. √35. 26. E. 2√3 3 F. √3 3 G. 2 H. √2 2 I. √2

CONCEPT PREVIEW Match each trigonometric function in Column I with its value in Column II. Choices may be used once, more than once, or not at all. I II1. A. √32. B. 13. C. ½4. D. √35. csc 60° 26. E. 2√3 3 F. √3 3 G. 2 H. √2 2 I. √2

Find one solution for each equation. Assume all angles involved are acute angles.cos(3θ + 11°) = sin( 7θ + 40°) 5 10

Find exact values or expressions for sin A, cos A, and tan A. See Example 1.