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Math problem, AUB

Mathematics
Tutor: None Selected Time limit: 0 Hours

Find A ∪ B.

A = {−4, −3, −2}    B = {−3, −2, −1}

STEP 1: List all the elements in A followed by all the elements in B. Separate the elements by commas.

STEP 2: Remove any repeated elements

Mar 19th, 2015

Step 1:      A  ∪ B = {−4, −3, −2, −3−2, −1}

Step 2:      A ∪ B = {−4, −3, −2, −1} 

Mar 19th, 2015

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