Let the relations and on the set be given by and : . If and be the minimum number of elements required to be added in and , respectively, in order to make the relations symmetric, then equals...

(a) : \\ So, 6 elements are needed to make symmetric\\ So, 4 elements are needed to make symmetric\\...

Let the relations R_{1} and R_{2} on the set X = { 1,2,3,...,20} be given by R_{1} = {(x,y):2x - 3y = 2} and R_{2} = {(x,y) : - 5x + 4y = 0}. If M and N be the minimum number of elements required to be added in R_{1} and R_{2}, respectively, in order to make the relations symmetric, then M + N equals: Relation (Mathematics)

Let the relations

R_{1}

and

R_{2}

on the set

X = \{ 1,2,3,\ldots,20\}

be given by

R_{1} = \{(x,y):2x - 3y = 2\}

and

R_{2} = \{(x,y)

- 5x + 4y = 0\}

. If

M

and

N

be the minimum number of elements required to be added in

R_{1}

and

R_{2}

, respectively, in order to make the relations symmetric, then

M + N

equals