Answer:

Step-by-step explanation:
Given


Required
Determine the equation in slope intercept form
First, we calculate the slope of the line:

This gives:




Th equation is then calculated using:

This gives:

Open bracket

Make y the subject


Answer:
a truck mass 2000. kg is travelling at 45 m/s when the driver spots a policeman ahead. The driver applies the brakes lightly for 3.0 s until he slows down below the speed limit. If the average force applied to the brakes was 1.4 x 10^4 N, by how much did the kinetic energy of the car change?
Step-by-step explanation:
Answer:
[-9,11]
Step-by-step explanation:
The domain is the x values that the line is on, basically. You use brackets because the points are included.
Answer:
Step-by-step explanation:
20 is a constant, the rate of change of y is 0.045x, so the rate is stated as 0.045