What is the row for coefficients in the expansion of (1+x)^9

Which property is illustrated by the statement given below? raj raj.

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

How many degrees are there in the central angles in a circle