Apopulation of voters contains 40% republicans and 60% democrats. it is reported that 30% of the republicans and 70% of the democrats favor an election issue. a person is chosen at random from this population is found to favor the issue in question. find the conditional probability that this person is a democrat

part 1 answer = 8

part 2 answer = 72

step-by-step explanation:

part 1 explanation = add all of the numbers, then divide by how many numbers you have. so, 200/25 = 8.

part 2 explanation = not gonna lie, this is hard to explain, so just google how to do it.

the first one is x^2+2x+2

the second one is x^2+4

the last one is x^2-4x+8