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प्रश्न
Write the cardinal number of the following set:
C = { }
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उत्तर
C = { } i.e. n(C) = 0
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संबंधित प्रश्न
State, whether the pair of sets, given below, are equal sets or equivalent sets:
{7, 7, 2, 1,2} and {1, 2, 7}
Given:
A = {Natural numbers less than 10}
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C = {Squares of first four whole numbers}
D = {Odd numbers divisible by 2}.
Find: A ∪ B AND n(A ∪ B)
Given:
A = {Natural numbers less than 10}
B = {Letters of the word ‘PUPPET’}
C = {Squares of first four whole numbers}
D = {Odd numbers divisible by 2}.
Find: n(B ∪ C)
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