Frequency and Period

1. Homework 10­2: page 738
29. a = 3, range [­3,3]
31. a = 0.5, range [­0.5,0.5]
33. a = 3, range [­3,3]
35. a = 1, range [­1,1]
37. a = 3, range [­3,3]
39. a = 5, range [­5,5]
1

2. 2

3. Lsn 10­3: Period
For y = sin(bx) or y = cos(bx)
"b" represents the frequency of the graph:
the number of complete cycles in a 2π span.
period (sometimes known as "wavelength")
is the length of one cycle.
finding one, given the other:
period = b =
3

4. 4

5. 5