document.write( "Question 148032This question is from textbook A survey of mathematics with applications
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\n" ); document.write( "\n" ); document.write( "5. (3 pts) Given U = {18. 19. 20, 21, 22, 23, 24, 25, 26, 27, 28, 29}, A = {21, 23, 25, 27, 29}, and
\n" ); document.write( " B = {26, 27, 28, 29}. Find A′ U B′. HINT: Do not skip to the answer. List A′ and B′, then find their Union. \r
\n" ); document.write( "\n" ); document.write( "6. (3 pts) Given U = {l, m, n, o, p, q, r, s, t, u, v, w}, A = {l, m, n, o, p, q}, B = {n, o, r, s, v, w}, and
\n" ); document.write( " C = {l, m, p, q, r, t}, find (A′ U C′) ∩ B′.
\n" ); document.write( "HINT: Do not skip to the answer. List A′ and C′, then find their Union.
\n" ); document.write( "Then find B′. Last find the intersection of (A′ U C′) and B′.
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\n" ); document.write( "7. (3 pts) Set K contains 30 elements, set J contains 46 elements, and 11 elements are common to both sets. Find n ( K U J). \r
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Algebra.Com's Answer #108457 by oscargut(2103)\"\" \"About 
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U = {18. 19. 20, 21, 22, 23, 24, 25, 26, 27, 28, 29}
\n" ); document.write( "A = {21, 23, 25, 27, 29}
\n" ); document.write( "B = {26, 27, 28, 29}.\r
\n" ); document.write( "\n" ); document.write( "A`={18,19,20,22,24,26,28}
\n" ); document.write( "B`={18,19,20,21,22,23,24,25}
\n" ); document.write( "then
\n" ); document.write( "A`UB`={18,19,20,21,22,23,24,25,26,28}\r
\n" ); document.write( "\n" ); document.write( "U = {l, m, n, o, p, q, r, s, t, u, v, w}
\n" ); document.write( "A = {l, m, n, o, p, q}
\n" ); document.write( "B = {n, o, r, s, v, w}
\n" ); document.write( "C = {l, m, p, q, r, t}
\n" ); document.write( " find (A′ U C′) ∩ B′. \r
\n" ); document.write( "\n" ); document.write( "A`={r,s,t,u,v,w}
\n" ); document.write( "C`={n,o,s,u,v,w}
\n" ); document.write( "A`UC`={n,o,r,s,t,u,v,w}
\n" ); document.write( "B`={l,m,p,q,t,u}
\n" ); document.write( "(A′ U C′) ∩ B′={t,u}\r
\n" ); document.write( "\n" ); document.write( "#(KUJ)=#(K)+#(J)-#(K∩J)=30+46-11=65\r
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