Periodic Phenomena
AP Precalculus · Flashcards
AP PRECALCULUS · FLASHCARDS
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QUESTION
What is the amplitude of
y
=
5
cos
(
x
)
y = 5 \, \text{cos}(x)
y
=
5
cos
(
x
)
?
QUESTION
Identify the vertical shift in
y
=
sin
(
x
)
−
3
y = \text{sin}(x) - 3
y
=
sin
(
x
)
−
3
.
QUESTION
Identify the amplitude of
y
=
0.5
sin
(
x
)
y = 0.5 \, \text{sin}(x)
y
=
0.5
sin
(
x
)
.
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ANSWER
0.5. Amplitude is the absolute value of the coefficient.
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