What is the distributive property for 18x20

You and a friend race across a field to a fence and back. your friend has a 50-meter head start. the equations shown represent you and your friend's distances dd (in meters) from the fence tt seconds after the race begins. find the time at which you catch up to your friend. you: d=∣−5t+100∣d=∣−5t+100∣ your friend: d=∣−313t+50∣∣

What is the average rate of change for this function for the interval from x=2 to x=4 ?

Use composition to determine if (x) or h(x) is the inverse of f(x) for the limited domain x2-1.