Answer:
3.5 m/s
Step-by-step explanation
Remove brackets
d = t^2 + 0.2t + 3.3t + .66
Combine
d = t^2 + 3.5t + .66
The initial velocity is 3.5
Multiply the two numbers
206x20=4120
Answer: -7, -6.5, -6.2, -4.5, 0
I hope this helps, stay safe, and have a great rest of your day. :)
Answer:
below
Step-by-step explanation:
that is the procedure above
Oh, I remember this one. Here's this if you need it, if it doesn't help then let me know.