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Avenged7x Group Title

What are the amplitude, period, phase shift, and midline of f(x) = 7 cos(2x + π) − 3? Amplitude = −3; period: π; phase shift: x = negative pi over 2; midline: y = 3 Amplitude: 7; period: π; phase shift: x = negative pi over 2; midline: y = −3 Amplitude: 7; period: 2π; phase shift: x = pi over 2; midline: y = 3 Amplitude: −3; period: 2π; phase shift: x = pi over 2; midline: y = −3

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  1. myininaya Group Title
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    what is the range of cos?

    • 2 months ago
  2. Avenged7x Group Title
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    idk this is all it gives me

    • 2 months ago
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