# What is the amplitude, period, and phase shift of f(x) = −4 sin(2x + pi) − 5?

Jun 14, 2015

$f \left(x\right) = - 4 \sin \left(2 x + \pi\right) - 5$
k = 2; Period: $\frac{2 p}{k} = \frac{2 \pi}{2} = \pi$