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Trigonometry
easy
0:00.0
If
cos
(
x
)
=
1
3
\cos(x) = \frac{1}{3}
cos
(
x
)
=
3
1
, what is
sec
(
x
)
\sec(x)
sec
(
x
)
?
A
1/3
B
-1/3
C
3
D
-3
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