Answer:
Step-by-step explanation:
If we are given the quadratic model, we know that the height of anything on the ground is 0 meters, so that model becomes
I changed your x's to t's since t is for time.
Now we need to factor that quadratic and solve for time:

Since -2 definitely does not equal 0, then

Factor that and find t values of 4 and -2. Again, we know that time will never be negative, so
t = 4 seconds.
2 1/3 because you ate 3 and have 1/3 left of an orange
Check the picture below
for the DB length, make sure your calculator is in Degree mode, since the angles are in degrees.
The answer is A because when you plug x into the equation, you get y as the answer.