Let A = { x belongs to Z : X=(-1)^n , n belongs N and B = {x belongs to z; 1/x is an integer)then (a)A n B = {1}(b)A=B(c)A n B = {-1}(d)A n B = {-1,1}pls answer fast

Let A = { x belongs to Z : X=(-1)^n , n belongs N and B = {x belongs t

1.	Let A = { x belongs to Z : X=(-1)^n , n belongs N and B = {x belongs to z; 1/x is an integer)then (a)A n B = {1}(b)A=B(c)A n B = {-1}(d)A n B = {-1,1}pls answer fast
Answer» A = {1,2,3,..........}B = {1}ANB = {1}

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Let A = { x belongs to Z : X=(-1)^n , n belongs N and B = {x belongs to z; 1/x is an integer)then (a)A n B = {1}(b)A=B(c)A n B = {-1}(d)A n B = {-1,1}pls answer fast ​

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Let A = { x belongs to Z : X=(-1)^n , n belongs N and B = {x belongs to z; 1/x is an integer)then (a)A n B = {1}(b)A=B(c)A n B = {-1}(d)A n B = {-1,1}pls answer fast