Find the domain, period, range, and amplitude of the cosine

Last updated: 7/9/2022

Find the domain, period, range, and amplitude of the cosine function. y = -6 cos 4x a. domain =-1/2≤ x ≤1/2-; period = 6; range: -6 ≤ y ≤ 6; amplitude=1/2 b. domain=all real numbers; period=1/2 π; range: -6 ≤ y ≤ 6; amplitude = 6 c. domain = all real numbers; period=1/2-; range: -6 ≤ y ≤ 6; amplitude = -6 d. domain =-1/2≤ x ≤1/2-; period = 6; range: -6 ≤ y ≤ 6; amplitude=1/2