madiodougherty16 madiodougherty16

28-05-2019
Mathematics

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help on blue question. 15 points if answered right

help on blue question 15 points if answered right class=

Respuesta :

28-05-2019

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

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bre8873 bre8873

28-05-2019

The answer is 2 seconds

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