Answer:
y= -x^2+5
Step-by-step explanation:
It normally expontionally goes up, so across the x axis is down so it is negative, and is is all scales up, so the start is 5 up from the origin on the y axis, so it would be y=-x+5
Hope this helped!
Answer:
Step-by-step explanation:

The correct answer is 40 miles per hour.
Answer:
tan F
Step-by-step explanation:
tangent is opposite/adjacent
the opposite side of F is 8 and the adjacent is 15
8/15 is therfore = tan F