Respuesta :

Step-by-step explanation:

A number that is negative is less than 0, so

[tex]3x + 6 < 0[/tex]

[tex]3x < - 6[/tex]

[tex]x < - 2[/tex]

So this function is negative, when x is less than -2

Hi !

[tex]3x+6\leq 0\\3x\leq -6\\x\leq \frac{-6}{3} =-2[/tex]

g(x)≤0 for x∈ ]-∞;-2]

Have a nice day