Find the amplitude, period, or phase shift as specified.Find the amplitude of y = -5 cos 
.
A. 3?
B. 5
C. -15
D. 
Answer: B
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Solve the problem.How many triangles (of any size) are there in the figure?
A. 10 B. 14 C. 9 D. 12
Solve the problem.Given the velocity and initial position of a body moving along a coordinate line at time t, find the body's position at time t.v = 
sin 
, s(?2) = 2
A. s = -2 cos 
+ 3.3073
B. s = -2 cos 
+ 4
C. s = -2 cos 
+ 8.2134
D. s = 2 cos 
+ 4
Provide an appropriate response.A cosmetic surgeon is planning a skin graft operation for a patient. She plans to remove a rectangular area of skin measuring 
square millimeters from under the patient's arm. Write this area in simplified radical form.
A. 30 square millimeters
B. 9
square millimeters
C. 
square millimeters
D. 3
square millimeters
Provide an appropriate response.The prime factorization of a number is 2? 2? 2? 2. How many different factors does the number have, other than itself and one? Remember that the factors do not have to be prime.
A. Four B. One C. Three D. Two