Question

set A = {x:x is a digit in the number 359} ,B= { x:x £ N,x<10 } then A- B is ​

Answer 1

Answer:

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Answer 2

Answer

set A={3,5,9} & set B={1,2,3,4,5,6,7,8,9}

A - B = {3,4,5} - {1,2,3,4,5,6,7,8,9}

= { } = null set

Null set = A set which has no elements is

know as null set.....