Methods2023 Exam 2 Section A · Q1CAS active1 mark

Amplitude and period of a sine function

The amplitude, $A$ , and the period, $P$ , of the function $f(x) = -\frac{1}{2}\sin(3x + 2\pi)$ are

1 mark

A = -\frac{1}{2},\ P = \frac{\pi}{3}

A = -\frac{1}{2},\ P = \frac{2\pi}{3}

A = -\frac{1}{2},\ P = \frac{3\pi}{2}

A = \frac{1}{2},\ P = \frac{\pi}{3}

A = \frac{1}{2},\ P = \frac{2\pi}{3}

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