AnswersHCISD-Mathematical Models with Applications B-CR SUMMERModeling with Periodic Functions

Modeling with Periodic Functions Answers

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The blades of the windmill are ✔ 5152025 feet long.

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a =

Answer:

15

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This amplitude is [___] meters. a = [___]

Answer:

1.5; -1.5

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The period is ,

Answer:

12

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The blade makes one revolution in 7.51522.530 seconds.

A
7.5
B
15
C
22.5
D
30
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seconds.

A
pi/2
B
pi
C
2pi
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The blade makes one revolution in 7.51522.5✔ 30 seconds.

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k =

Answer:

40

54

The period is [___] hours. b = [___]

Answer:

12.5; 4pi/25

55

so b = pi/12pi/6pi/3.

A
pi/12
B
pi/6
C
pi/3
56

Graph the function using the graphing calculator. Find the least positive value of t at which the pendulum is in the center.t = sec

Answers:
Part 1:0.5
⇒ 4.243:7.071
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pi/6pi/12✔ 4pi/25

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The vertical shift is k = .

Answer:

50

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