Răspuns :
a ) x = -8 ; y = +12
m = I -8 I + 6 - I - 12 I
m = 8 + 6 - 12
= 14 - 12
= 2
b ) x = +4 ; y = -6
m = I 4 I + 6 - I -6 I
m = 4 + 6 - 6
m = 10 - 6
m = 4
a ) x = -8 ; y = +12
m = I -8 I + 6 - I - 12 I
m = 8 + 6 - 12
= 14 - 12
= 2
b ) x = +4 ; y = -6
m = I 4 I + 6 - I -6 I
m = 4 + 6 - 6
m = 10 - 6
m = 4