Answer:u=42.29 m/s
Explanation:
Given
Horizontal distance=167 m
launch angle
Let u be the initial speed of ball
Range




Ethanol and biodoesel are also <u>cleaner-burning</u> fuels than pure gasoline and diesel fuel.
I hope I helped! :)
Answer:

Explanation:
you mean deceleration right ? because the acceleration is 250m/s
D? maybe i’m trying to. see if it’s d or b