Answer:
The zeros of the equation represent the two times (the equation of the model is quadratic) that the ball is on the ground, that is, the zeros are the values of x-variable (time, in seconds) for which y-variable (height, in feet) is equal to zero.
Complete solution is given in the images attached below for better demonstration
Answer: Second Option, with a downward trend from left to right.
Step-by-step explanation:
We just have to find a graph that matches up with a slope of -2 or a rise/run of -2/1.