If A = {5, {5, 6}, 7} which of the follo...

If A = {5, {5, 6}, 7} which of the following is correct?

A

`{5,6}inA`

B

`{5}inA`

C

`{7}inA`

D

`{6}inA`

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SURA PUBLICATION-SET LANGUAGE-EXERCISE 1.7

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For any three sets P, Q and R, P-(QcapR) is
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Which of the following is true?
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If n(AuuBuuC)=100,n(A)=4x,n(B)=6x,n(C)=5x,n(AnnB)=20,n(BnnC)=15,n(AnnC...
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For any three sets A, B and C, (A-B)cap(B-C) is equal to
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If J = Set of three sided shapes, K = Set of shapes with two equal sid...
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The shaded region in the Venn diagram is
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In a city, 40% people like only one fruit, 35% people like only two fr...
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If X = {a, {b, c}, d}, which of the following is a subset of X?
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If a finite set A has m elements, then the number of non-empty proper ...
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For any three A, B and C, A-(BcupC) is
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Which of the following is true?
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The shaded region in the venn diagram is
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