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Question

A is set of letters of the word 'debit card'
B is the set of letters of the word 'bad credit'.
Then which of the following options is/are correct ? 


A
A and B are equivalent sets
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B
A and B are unequal sets
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C
A and B are equal sets
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D
n(A)=n(B) 
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Solution

The correct options are
A A and B are equivalent sets
C A and B are equal sets
D n(A)=n(B) 
A={a,b,c,d,e,i,t,r};B={a,b,c,d,e,i,t,r}
A=Bn(A)=n(B)
A and B are equal and equivalent sets.

Mathematics

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