jay3676

10.07.2019 • 

Mathematics

Applications of quadratic equations
a ball is thrown vertically upward. after t seconds, its height h (in feet) is given by the function
h = -16t^2+ 96t+6.
a. what is the height from which the ball is thrown (the initial height)?
b. how long does it take for the ball to reach its highest point?
c. what is the maximum height that the ball will go?
d. when will the ball hit the ground?
e. at what times will the ball reach 86 feet?

Ответ:

bluenblonderw

28.03.2022

Mathematics

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x=-3

Step-by-step explanation:

F(x)=9x^2-54x-19

F(x)=(x-57)(x+3)

X=57 X=-3

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