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If A=4^n -(3n+1): n belong to N and B= 9(n-1) : n belong to Nare two set , prove that A subset of B

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Solution:

A=0, 9 ,54,...........

B= 0, 9 ,18 ,27 ,.......54......

Clearly ,\ Asubset B

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Deependra Verma

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