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anonymous
 5 years ago
Tim kicks a ball off the ground. After t seconds, its height, h (in feet), is given by the formula h=16t^2+64t. What is the maximum height reached by the ball?
80 feet
64 feet
48 feet
16 feet
anonymous
 5 years ago
Tim kicks a ball off the ground. After t seconds, its height, h (in feet), is given by the formula h=16t^2+64t. What is the maximum height reached by the ball? 80 feet 64 feet 48 feet 16 feet

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0try plugging in each of your options into the formula as h

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Try to calculate h'(t)=0 and plug that result into h(t)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0h(x) is a parabola right?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0tha maximum height of a ball or a parabola is at the point where the slope of it is 0. The slope dy/dt =0 t

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so iput in h(0) then the rest of the formula?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0no you have to calculate h'(t) =0

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0\[32t+64=0 \] \[t=2\] \[t=2\]

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0Now you have t and can plug it in to h(t) => h(2).

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0so i pput h(2) then the rest or the formula?

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0h(2) = 16(2)^2 +64(2)

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0i got 32, which isnt an answer choice

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.016(2)^2 is 64  64(2) is 128

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0thank you (: your awsome!
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