anonymous
  • anonymous
an object dropped from rest from the top of a tall building falls y=16t^2 feet first t seconds (a)find teh speed of a object at t=3s and confirm algebraically
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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chestercat
  • chestercat
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anonymous
  • anonymous
well it gives us the change in y and time in the equation so plug in 3 for t and solve
anonymous
  • anonymous
after that you have the distance the object fell
anonymous
  • anonymous
and we know speed is distance over time so we just take the distance that we solved for and place it over the time and we have the object's speed

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anonymous
  • anonymous
so 16*9=?
anonymous
  • anonymous
144 and divided by 3 is 48 that's not the answer though. it's 96. twice the amount of 48
anonymous
  • anonymous
I could take derivative but my teacher doesn't want us to do that yet
anonymous
  • anonymous
that is very odd I don't know what to say
anonymous
  • anonymous
it works with the derivative yes but not by just plugging it in

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