Question

Which of the following are empty sets ? why ?
(i) A = { a|a is a natural number smaller than zero.}
(ii) B = {x|x²=0}
(iii) C = {x|5x-2=0,x∈N}

Answer 1

HEY mate here is your answer.

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the correct option is A because a/a=1 but it is given smaller than zero and also natural number.

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hope this will help you.

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