Give the amplitude or period as requested.Amplitude of y = 2 sin 5x
A. 2
B. 
C. 
D. 
Answer: A
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Write an equation for the graph of the sine or cosine curve.
A. y = 10 sin 
B. y = 10 sin 
C. y = 10 sin (x)
D. y = 10 sin 
Use this diagram of a regular pentagon to explain how to determine the formula for finding the vertex angle in a regular polygon.
Refer to the double-bar graph below which shows the number of male and female athletes at a university over a four-year period. Solve the problem.
Find the increase in the number of female athletes from 2003 to 2004.
A. 175 B. 150 C. 125 D. 375
Solve the problem.To estimate the number of people in Springfield, population 10,000, who have a swimming pool in their backyard, 250 people were interviewed. Of those polled, 79 had a swimming pool. How many people in the city might one expect to have a swimming pool? (Round to the nearest whole number, if necessary.)
A. 2 people B. 3160 people C. 316 people D. 31,646 people