Question

o dominio e o grafico desta funçao g (x,y,z)=x³ - 4yz²

Answer 1

x^3-4yz^2;

:

x(x^2-4yz^2)=0

:

x^2-4yz^2=0

x=V4yz^2

x=2z.Vy

:

 

 

$<var>D(g)={{x E \ R \ / x \geq2z\sqrt{y}}</var>$