Question

A={-2,-1,0,1,2} e B={-1,0,1,2,3,4,5} e a relação R={x,y eA×B | y=x+2}, define

Answer 1

AxB
x=-2
y=-2+2
y=0
(-2,0)

x=-1
y=-1+2
y=1
(-1,1)

x=0
y=0+2
y=2
(0,2)

x=1
y=1+2
y=3
(1,3)

x=2
y=2+2
y=4
(2,4)

R={(-2,0),(-1,1),(0,2),(1,3),(2,4)}