170k views
5 votes
Help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee

Help meeeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee-example-1

1 Answer

4 votes

Answer:

2.5

Explanation:


h(t)=213 \\ \\ \implies -16t^2 +126t=213 \\ \\ 16t^2-126t+213=0 \\ \\ t=(-(-126) \pm √((-126)^2-4(16)(213)))/(2(16)) \\ \\ t \approx 2.46, 5.42

If we consider the graph, since height can't be negative, we only consider the first root.

User Sarnesjo
by
7.9k points

Related questions

asked Aug 23, 2024 193k views
Dyndrilliac asked Aug 23, 2024
by Dyndrilliac
8.6k points
1 answer
2 votes
193k views
asked Mar 13, 2021 56.8k views
Ollazarev asked Mar 13, 2021
by Ollazarev
8.2k points
1 answer
4 votes
56.8k views
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.