`" Let "R" be a relation in "N" defined by "R={(x,y):x+2y=8}" The Range of "R" is "`

Let R be a relation in N defined by R={(x, y):2x+y=8} , then range of R is

Let R be a relation on N defined by R={(x,y):x+2y=8). Then domain of R is

Let R be a relation on N defined by R={(x,y):2x+y=10}, then domain of R is

Let R be a relation on N defined by x+2y=8. The domain of R is

Let R be a relation in N defined by (x,y)in Rhat harr_(x)+2y=8. Express R and R^(-1) as sets of ordered pairs.

A relation R: ZrarrZ defined by R={(x,y)//y=x^(2)-1} is