Asked Sep 14, 2019

For a real number r, define Sr to be the interval [r-1, r+2]. Let A={1, 3, 4}. Determine the union Ualpha is an element of A  Salpha and the intersection nalpha is an element of A  Salpha


Expert Answer

Step 1

To identify the union of the three sets completely

Step 2

Description of the given intervals correspon...


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By definition S, [r-1r2]So, S[0,3] S [2.5] S [3,6]


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