Question

Aflati numerelle naturale x si y astfel incat $x^{2}$(y+3)=864

Answer 1

x²(y+3)=3³.2^5=(2.3)².2³.3
de unde
x²=(2.3)² ⇒x=6
si 
y+3=24
y=21

x=6 si y=21
36.24=864