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ICSE Class 10 Answered

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Asked by nshashikalanshashikala545 | 11 Nov, 2023, 06:09: AM
answered-by-expert Expert Answer
A = [ a, b, c, d ]
 
No. of Elements Sets Number of subsets
0 [] , null set 1
1 [a], [b], [c], [d] 4
2 [a,b], [a,c], [a,d] [b.c], [b,d] , [c,d] 6
3 [ a, b, c ] , [a,b,d], [ b, c, d ], [ c, d, a] 4
4 [a,b,c,d] 1
    Total = 16
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begin mathsize 14px style I f space space A space subset of B space space t h e n space A intersection B space equals space A end style
 
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If A = [ 1, 2, 3, 4, 5 ]  and   B = [ 2,4,6,8 ]  ;
 
then  begin mathsize 14px style A space union space B space equals space open curly brackets 1 comma 2 comma 3 comma 4 comma 5 comma 6 comma 8 close curly brackets end style
Answered by Thiyagarajan K | 11 Nov, 2023, 09:37: AM

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