200052
200052
09.02.2021 • 
Mathematics

The formula h=yt - 512 gives the height (h) of an object, a seconds after being thrown. An object is launched from the ground at a velocity (v) of 40 meters per second.
After how many seconds, 1, will the object be 75 meters above the ground?
O A. t= 1,t = 3
B. t= 1,1 = 15
C. t = 3,1 = 5
D. (= 5,1 = 15

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