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Trigonometry
medium
0:00.0
What is the amplitude of
y
=
5
cos
(
2
x
−
π
)
+
2
y = 5\cos(2x - \pi) + 2
y
=
5
cos
(
2
x
−
π
)
+
2
?
A
5
5
5
B
2
2
2
C
7
7
7
D
3
3
3
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