AnswersAlgebra 2 MP 234 CHSChanges in Period and Phase Shift of Sine and Cosine Functions

Changes in Period and Phase Shift of Sine and Cosine Functions — Test Answers

25 verified answers
21
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What is the period of y = sin(3x)?

A
StartFraction pi Over 3 EndFraction
Option A
B
StartFraction 2 pi Over 3 EndFraction
Option B
C
3 pi
Option C
D
6 pi
Option D
22
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What is the domain of f(x) = cos(x)?

A
the set of real numbers
Option A
B
the set of real numbers
Option B
C
the set of real numbers
Option C
D
the set of all real numbers
23

What is the maximum of f(x) = sin(x)?

A
Negative 2 pi
Option A
B
–1
C
1
D
2 pi
Option D
24

The side length of an equilateral triangle is 6 cm. What is the height of the triangle?

A
cm
Option A
B
cm
Option B
C
cm
Option C
D
cm
Option D
25

Which of the following is the graph of ?

Question illustration
A
On a coordinate plane, a curve crosses the y-axis at (0, negative 1). It has a minimum of negative 1 and a maximum of 1. It goes through 2 cycles at pi.
Option A
B
On a coordinate plane, a curve crosses the y-axis at (0, negative 1). It has a minimum of negative 1 and a maximum of 1. It goes through 1 cycle at pi.
Option B
C
On a coordinate plane, a curve crosses the y-axis at (0, 1). It has a minimum of negative 1 and a maximum of 1. It goes through 1 cycle at 4 pi.
Option C
D
On a coordinate plane, a curve crosses the y-axis at (0, 1). It has a minimum of negative 1 and a maximum of 1. It goes through 2 cycles at 2 pi.
Option D

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