two toy rockets are launched straight up into the air. the height, in feet, of each rocket at t seconds after launch is given by

Question

2 years ago

5

two toy rockets are launched straight up into the air. the height, in feet, of each rocket at t seconds after launch is given by

the polynomial equations shown. write an equation to find the difference in height of rocket a and rocket b. predict the difference in height after 5 seconds rocket a: d1=-16t2+122t rocket bd2=-16t2+84t

Mathematics

1 answer:

prohojiy [21] · Answer 1 · 2022-09-19T13:42:31+03:00

prohojiy [21]2 years ago

6 0

d₁ = -16t² + 122t

d₂ = -16t² + 84t

d = d₁ - d₂

d = -16t² + 122t - (-16t² + 84t)

d = 38t

After five seconds, t=5,

d = 38(5) = 190

Answer: 190 feet