graphing trig functions and inverse trig review

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the amplitude

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the midline (vertical shift)

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the phase shift

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the period

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the range

$$y=3-2\cos\left(\frac{\pi}{8}x-\pi\right)$$ for the given function find the domain

$$y=18\cos\left(2\pi x-\frac{\pi}{9}\right)-10$$ for the given function find the domain

$$y=18\cos\left(2\pi x-\frac{\pi}{9}\right)-10$$ for the given function find the amplitude

$$y=18\cos\left(2\pi x-\frac{\pi}{9}\right)-10$$ for the given function find the vertical shift (midline)

$$y=18\cos\left(2\pi x-\frac{\pi}{9}\right)-10$$ for the given function find the phase shift