Given: f(x) = 4sin((x/2)-(pi/2))-3, Find the range and domain
sin and cos both have domain of all real numbers.
sin has range [-1,1]
4sin has range [-4,4]
4sin - 3 has range [-7,1]
sin has range [-1,1]
4sin has range [-4,4]
4sin - 3 has range [-7,1]