Respuesta :

Answer:

[tex]\huge\boxed{\sf 4i^2}[/tex]

Step-by-step explanation:

[tex]\sf = -4\\\\We \ know \ that\ i^2 = -1 \\\\= 4 (-1)\\\\= 4i^2\\\\\rule[225]{225}{2}[/tex]

Hope this helped!

~AH1807