Răspuns :
pt incaput il spargi pe 10 in 1 si 9 si apoi faci patrate perfect
x²+2x+y²+6y+10=0
x²+2x+1+y²+6y+9=0
(x+1)²+(y+3)²=0⇔(x+1)²=0 si (y+3)²=0
(x+1)²=0⇒x+1=0⇒x=1
(y+3)²=0⇒y+3=0⇒y=-3
x²+2x+1+y²+6y+9=0
(x+1)²+(y+3)²=0⇔(x+1)²=0 si (y+3)²=0
(x+1)²=0⇒x+1=0⇒x=1
(y+3)²=0⇒y+3=0⇒y=-3