Sine, Cosine, and Tangent
AP Precalculus · Flashcards · Recall
AP PRECALCULUS · FLASHCARDS
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QUESTION
What is the period of the tangent function?
QUESTION
What is the cosine of
60
o
60^\text{o}
6
0
o
?
QUESTION
What is the value of
cos
(
\textpi
)
\text{cos}(\text{\textpi})
cos
(
\textpi
)
?
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ANSWER
-1. At
π
\pi
π
, the point is
(
−
1
,
0
)
(-1, 0)
(
−
1
,
0
)
on the unit circle.
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