Respuesta :

TheAakash
Let's actually do it to find out:
[tex](3k-2i)(3k-2i)[/tex]

Simplify using FOIL (note that i squared is -1):
[tex]9k^2-6ki- 6ki + (4*-1)[/tex]

Simplify further:
[tex]9k^2-12ki-4[/tex]

That's your answer! Hope it helps!