13
QuizMultiple Choice
Graphing Sine and Cosine Functions
Question 13 • Pre Calculus A
The middle note C has a frequency of 262 hertz and can be modeled using a sine function with an amplitude of 1.5, where x is time in seconds.Which function represents the vibrations of this note?
Answer
A
y = three-halves sine (26 pi x)
B
y = three-halves sine (524 pi x)
C
y = 3sin(262πx)D
y = 3sin(524πx)