Reading amplitude, period and midline

Reading amplitude, period and midline

Secondary 4

TGM Original Questions

For \(y=2\sin x-1\), where \(0\le x\le2\pi\), state the amplitude, period, midline, and range.

Solution:

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Answer:Amplitude \(2\); period \(2\pi\); midline \(y=-1\); range \([-3,1]\).

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