What is the mean (average) of the following numbers 45, 55, 53, 59, 47 and 41 300 50 100

Examine the following sets of events. set a: {1, 5, 7, 9, 14} set b: {2, 5, 6, 8, 14, 17} which of the following represents the intersection of set a and set b ? {∅} {5, 14} {1, 2, 5, 6, 7, 8, 9, 14, 17} {1, 2, 6, 7, 8, 9, 17}

Identify a1 and r for the geometric sequence an= -256(-1/4) n-1

Using elimination, what is -4x+2y=-12 4x+8y=-24