Question

let p and q be two sets such that n(P)=4,n(Q)=2.if in the cartesian product we have (m,1),(n,-1),(x,1),(y,-1).find P and Q where m,n,x,y are all distinct

Answer 1

Answer:

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Answer 2

Step-by-step explanation:

P = set of first elements

={m, n, x, y} and

Q= set of second elements

= { 1, -1}