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Question Number 75257 by must1987 last updated on 09/Dec/19

Let A={2,4,6,7,8,9} B={1,3,5,6,10} and C={x:3x+6=0 or 2x+6=0}.Find a. A∪B. b. is(A∪B)∪C=A∪(B∪C)?

LetA={2,4,6,7,8,9}B={1,3,5,6,10}andC={x:3x+6=0or2x+6=0}.Finda.A∪B.b.is(A∪B)∪C=A∪(B∪C)?

Answered by 21042004 last updated on 09/Dec/19

a. A∪B={1, 2, 3, 4, 5, 6, 7, 8, 9, 10} b. Yes

a.A∪B={1,2,3,4,5,6,7,8,9,10}b.Yes

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