A disc is thrown into the air with an upward velocity of 20 ft/s. Its height h in feet after t seconds is given by the function h=-16t2 + 20t + 6. What is the
maximum height the disc reaches? How long does it take for the disc to reach
the maximum height? How long does it take for the disc to descend to 3 feet
above the ground?

n

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answer: it's d

step-by-step explanation:

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.

dont know

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