SOLUTION: X = {x ∈ ℕ: 2x + 8 = 0} and Y = {x ∈ ℕ : 3x – 6 = 0) Find (a) X ∩ Y (b) X ∪ Y

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Question 947067: X = {x ∈ ℕ: 2x + 8 = 0} and Y = {x ∈ ℕ : 3x – 6 = 0)
Find (a) X ∩ Y (b) X ∪ Y

Answer by Fombitz(32388) About Me  (Show Source):
You can put this solution on YOUR website!
2x%2B8=0
2x=-8
x=-4
So, X={-4}
3x-6=0
3x=6
x=2
So, Y={2}
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.
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a) X ∩ Y=Empty Set
b) X ∪ Y={-4,2}