100 pointsss
answer it if u can!!! ♥️♥️
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100 pointsss
answer it if u can!!! ♥️♥️
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Answer:
the answer is in the above picture
please mark it as brainlist...
solution
u= -10 m/s
g= 10 m/s^2
S=7.5m
t=?
S=ut+1/2at^2
7.5= -10t + 5t^2
5t^2 - 10t - 7.5 =0
t^2 - 1.5= 0