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To finite sets have m and n elements. The total no. of subsets of first set is 60 more than the total number of subsets of second sets. Find the value of m and n.

(Need explanation too!!)

1
by het

do u know ans?

no!! i solved it till the step u wrote but what to do next??

can u pls solve that step??

i dont know next step..

kk

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