Respuesta :

Its pretty simple because you can just cancel the square root with both numbers multiplied on each other.
answer is: 6-3x

Answer:

[tex]6-2\sqrt{18x} +3x[/tex]

Step-by-step explanation:

[tex](\sqrt{6} -\sqrt{3x} )(\sqrt{6} -\sqrt{3x} )[/tex]

Distribute

[tex]6-\sqrt{6} \sqrt{3x} -\sqrt{6} \sqrt{3x} +3x[/tex]

Simplify

[tex]6-\sqrt{6*3x} -\sqrt{6*3x} +3x\\6-\sqrt{18x} -\sqrt{18x} +3x[/tex]

[tex]6-2\sqrt{18x} +3x[/tex]

I hope this helps