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Determine Key Features of a Sinusoid from Context or Graph
Worksheet
Grade Level
Pre-Calculus
Pre-CAL.94 Determine Key Features of a Sinusoid from Context or Graph
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A graph has the same maximum and minimum as y = 3 sin(x) - 2, but its first maximum occurs at x = pi instead of x = pi/2. What changed?
A
The amplitude changed from 3 to pi.
B
The graph shifted right pi/2; amplitude and midline stayed the same.
C
The period changed from 2pi to pi.
D
The midline shifted from y = -2 to y = pi.
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