Question

`A={(x, y) : x, y in I, x>=0,y>=0 and 4x + 5y<=40 , B={(x, y) : x, y in I, x>=0,y>=0 and 5x + 4y <=40}` where / denotes set of integers, then `n(AnB)=`

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Answer 1

Answer:

can u add Attachment to it for dis q can't understand what u wrote