Asked by shelby
h = -16t2 + 32t + 84.
find the maximum height
how many seconds will it take to reach the ground
find the maximum height
how many seconds will it take to reach the ground
Answers
Answered by
bobpursley
find the zeroes first:
0=16t^2-32t-84
0=t^2-2t- 21/4
0=(t-3.5)(t+1.5) so zeroes are at 3.5, -1.5, so max occurs at mid point, t=1.0, max height= -16+32+84=100
0=16t^2-32t-84
0=t^2-2t- 21/4
0=(t-3.5)(t+1.5) so zeroes are at 3.5, -1.5, so max occurs at mid point, t=1.0, max height= -16+32+84=100
There are no AI answers yet. The ability to request AI answers is coming soon!
Submit Your Answer
We prioritize human answers over AI answers.
If you are human, and you can answer this question, please submit your answer.