1 answer:
A = -9.8
v = -9.8t -8
s = -4.9 t2 -8t +25
So… -5t^2 -8t + 25 =0, we’ll rearrange to 5t^2 + 8t - 25. We get two roots, one is positive and is 1.59 seconds
V = -9.8(1.59) - 8 = -23.6
So… it takes 1.59 seconds to hit the ground at -23.6 m/s.
You might be interested in
Answer:
D strengths and weakneses
Explanation:
Answer:
its will explode because it's like a soda with baking soda added together and you shake it the small hole can make a huge explosion
Yes it is. Uh huh, uh huh, shore enuff. Mmm hmm. Yeah yeah yeah. Yah Mon ! Indubitably.
![\large \sf \pmb{B) \: Neutrons \: and \: Protons}](https://tex.z-dn.net/?f=%20%5Clarge%20%5Csf%20%5Cpmb%7BB%29%20%5C%3A%20Neutrons%20%5C%3A%20%20and%20%20%5C%3A%20Protons%7D)
- <em>Neutrons And Protons</em> is a particles in an atom and are acted upon by the strong force.
Answer:
15) C
16) A
17) D
18) D
19) A
22) B
23) D
I might be wrong though