Question

determinati numerele naturale x si y stiind ca xy+yx=44

Answer 1

1.x=2
y=2
22+22=44

2.x=3
y=1
31+13=44

3.x=1
y=3
13+31=44

Deci x poate fi 2,3,1
        y poate fi 2,1,3

Answer 2

x+y=4
2+2=4
3+1=4

deci .
22+22=44
x=2
y=2

31+13=44
x=1
y=3