If `A={a , b ,\ c , d},\ B={p , q , r , s}` than is the following relation from `A\ to\ B ?` Give reasons for your answer.: `R_4={(a , p),\ (q , a),\ (b , s),\ (s , b)}`

If A={a , b ,\ c , d},\ B={p , q , r , s} than is the following relation from A\ to\ B ? Give reasons for your answer.: R_1={(a , p),\ (b , r),\ (c , s)}

If A={a , b ,\ c , d},\ B={p , q , r , s} than Is the following relation from A\ to\ B ? Give reasons for your answer.: R_3={(a , p),\ (a , q),\ (d , p),\ (c , r),\ (b , r)}

If A={a , b ,\ c , d},\ B={p , q , r , s} than Is the following relation from A\ to\ B ? Give reasons for your answer.: R_2={(q,b),\ (c , s),\ (d , r)}

If A={a,b,c,d},B={p,q,r,s} than which of the following are relations from A rarr B? Give reasons for your answer.R_(4)={(a,p),(q,a),(b,s),(s,b)}

If A={a,b,c,d},B={p,q,r,s} than which of the following are relations from A rarr B? Give reasons for your answer.R_(1)={(a,p),(b,r),(c,s)}

If A={a,b,c,d},B={p,q,r,s} than which of the following are relations from A rarr B? Give reasons for your answer: R_(2)={(qdot b),(c,s),(d,r)}

If A={a,b,c,d},B={p,q,r,s} than which of the following are relations from A rarr B? Give reasons for your answer.: R_(3)={(a,p),(a,q),(d,p),(c,r),(b,r)}

Let A = {P, Q, R, S} and B = {1, 2, 3} which of the following relations from A to B is not a function.