Find the Amplitude, Period and Phase Shift Of $y = - 2 \sin \left( 2 x - \frac { 3 } { 2 } \right)$

question 115

Multiple Choice

Find the amplitude, period and phase shift of $y = - 2 \sin \left( 2 x - \frac { 3 } { 2 } \right)$

• A)amplitude: \(2\), period: \(\pi\), phase shift: \(3 / 4\)
• B)amplitude: \(- 2\), period: \(\pi\), phase shift: \(3 / 2\)
• C)amplitude: \(4\), period: \(2 \pi\), phase shift: \(1\)
• D)amplitude: \(- 2\), period: \(4 \pi\), phase shift: \(3 / 4\)
• E) amplitude: \(1 / 2\), period: \(\pi\), phase shift: \(3 / 4\)

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