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Example 31 of chapter 1- SETS ncert page no. 25 |
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Answer» Bhai when we to prove questions like this we don\'t take any example like u doing first let A= and so on Simple hai .We have to prove that p(A intersection b)=p(a) intersection p(b).Let A =1,2,3 and B=3,4,5 then x is a number which belongs to both A and b then ,If we take the intersection of p and b then common element is (3) and if we take the intersection of p(A) and p(b) then here also common element is 3 which belongs to both set A and B. |
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