Answer:
11.25 km h^-2
Step-by-step explanation:
Acceleration = increase in velocity / time
= 90 - 0 / 8
= 11.25 km h^-2.
It's B because 5 x 4 = 20 and 9 x 5 = 45
When you add them together you get 65
For this case we have the following quadratic equation:

Where:

Its roots will be given by:

The roots are:

Answer:
