How to factor a2b2-1 or 144y2-49 can someome me out on this

What is the greater volume 72 quarts or 23 gallons

Match the vocabulary to the proper definition. in probability, two events in which 1. conditional probability the outcome of one event is independent of the outcome of a second event. 2. dependent events in probability, two events in which the outcome of one event is dependent on the outcome of a second event. the probability of an event in which the outcome of the event is conditional on the outcome of one or more different events. 3. independent events

Which graph represents the linear function below? y-3=1/2(x+2)