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Nastasia [14]
3 years ago
14

Help on blue question. 15 points if answered right

Mathematics
2 answers:
tino4ka555 [31]3 years ago
4 0

32=-16t +16t^2

Divide each term by 16

2=-1t+t^2

t^2-t-2=0

0=(t-2 )(t+1)

T=2 or -1

Answer is 2 seconds

zzz [600]3 years ago
3 0

The answer is 2 seconds

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