5.3.3 Sketching Graphs of Trigonometric Functions
Example 1:
Sketch the graph of each of the following trigonometric functions for π ≤ x ≤ 2π.
(g) y = –sin x
(h) y = –cos x
(h) y = –cos x
(i) y = | sin x |
(j) y = | cos x |
(j) y = | cos x |
(k) y = tan 2x
Solution:
(g)
(h)
(i)
(j)
(k)