Simple Harmonic Motion...1

Discussion in 'Geometry and Trigonometry' started by nycmathguy, Dec 5, 2021.

  1. nycmathguy

    nycmathguy

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    Section 4.8

    1. Is any of this right?
    2. Can you do part (d)?

    Screenshot_20211204-193909_Samsung Notes.jpg

    IMG_20211205_143812.jpg

    IMG_20211205_143820.jpg
     
    nycmathguy, Dec 5, 2021
    #1
  2. nycmathguy

    MathLover1

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    part d.

    0=(1/2)cos(20pi*t)
    will be if cos(20pi*t) =0

    t = n/20 - 1/40, n element Z

    n=1

    t = 1/20 - 1/40
    t=1/40
    t=0.025
     
    MathLover1, Dec 6, 2021
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  3. nycmathguy

    nycmathguy

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    I assume the first-three parts are correct. Yes?
     
    nycmathguy, Dec 6, 2021
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  4. nycmathguy

    MathLover1

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    Yes
     
    MathLover1, Dec 6, 2021
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  5. nycmathguy

    nycmathguy

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    Thanks. Good night.
     
    nycmathguy, Dec 6, 2021
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  6. nycmathguy

    nycmathguy

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    Check your PM here. Seven questions for you.
     
    nycmathguy, Dec 7, 2021
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