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Mathematics, 28.05.2021 05:50 elsauceomotho

What are the amplitude, period, and midline of f(x) = -4 cos(2x - y) + 3 1) Amplitude: -4; period: pie/2 ; midline: y = -4

2) Amplitude: -4; period: pie; midline: y = -4

3) Amplitude: 4; period: pie; midline: y = 3

4)
Amplitude: 4; period: pie/2 ; midline: y = 3

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