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