Question

Find the period, range, and amplitude of the cosine function y=3/2 cos t/2

Answer 1

the amplitude is the number out front

Answer 2

the period is the normal for cos and then divide it by (1/2)

Answer 3

so 4pi for the period

Answer 4

the range is simply the positive and negative amplitude; since it isnt shifted up or down none

Answer 5

Thanks!! You are a life saver!

Answer 6

The answers for lesson 5 unit 6: The cosine function
1. A
2. D
3. C
4. A
5. B