Answer:
The domain is all real numbers.
The range is y ≥ −25
Step-by-step explanation:
The equation has no domain restrictions.
Answer:
5r-1+3r=7r+1
5r+3r-7r=1+1
r=2
If it helps you can I get brainliest
Step-by-step explanation:
Plug it into a graphing calculator and see where the function crosses the x-axis. Since it’s a quadratic it will cross it two times but one of the answers is negative—obviously it wouldn’t take negative second to hit the ground. It should take 9 seconds for the object to hit the ground.