For the given function y=-2cos3 (x + 180) - 1. Determine the amplitude, period, phase shift, vertical displacement, domain and range

Question

Joanna Flores

7 March, 20:38

+2

Answers (2)

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Frank Mays · Answer 1

Amplitude=2

period=2/3π

freq=3π/2

phase shift=+π

vertical shift=-1

Domain = [-∞,+∞]

Range = - 3≤y≤1

Davin Bryan · Answer 2

Amplitude: - 2

Period: 2π

Phase Shift: - 180

Vertical Displacement: - 1

Domain: (-∞, ∞), x ∈ R

Range: [-3, 1], - 3 ≤ y ≤ 1