Which expression shows the sum 9 + 21 rewritten as a product of the GCF and a sum? 3(3 + 7) 3(3 + 21) 9(1 + 21) 9(1 + 3)

What is the simplified expression for 6(2(y+x))

What is the length of the segment, endpoints of which are intersections of parabolas y=x2? 11 4 x? 7 4 and y=? 7 8 x2+x+ 31 8 ?

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