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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.

47 - 90 = 43

43 - 180 = x

x = 137

a) 0

step-by-step explanation:

i^413 x i^0 = 0 as any number multiplied by a zero is

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