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Assessment
What is the amplitude of a function defined by y = 3sin(x)?
3
1
0
π
If the function is y = sin(x - π/4), what is the phase shift?
π/4 to the right
π/4 to the left
π/2 to the right
No phase shift
What effect does a negative sign in front of the sine function, as in y = -2sin(x), have on the graph?
Reflects it over the x-axis
Reflects it over the y-axis
Shifts it upwards
Does nothing to the graph
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