Height of a Projectile

Discussion in 'Other Pre-University Math' started by nycmathguy, Oct 6, 2021.

  1. nycmathguy

    nycmathguy

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    Section 2.7
    Question 68

    20211003_124004.jpg

    Part (a)

    0 = -16t^2 + 128t

    Is this the correct setup?

    Part (b)

    When will s be < 128?

    128 < -16t^2 + 128t

    Is this the correct set up?
     
    nycmathguy, Oct 6, 2021
    #1
  2. nycmathguy

    MathLover1

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    yes, the set up is correct
     
    MathLover1, Oct 6, 2021
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    nycmathguy likes this.
  3. nycmathguy

    nycmathguy

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    Ok. I'll take it from here.
     
    nycmathguy, Oct 6, 2021
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