dlacrosse5030 dlacrosse5030

18-02-2020
Mathematics

contestada

What did I do wrong here?

What did I do wrong here class=

Respuesta :

igoroleshko156 igoroleshko156

18-02-2020

Answer:

You put 8i^2 instead of 12i^2. You multiply -6i by -2i which equal -12i^2

Step-by-step explanation:

-7 + 6i - 14i+ 12i^2

-7 - 8i - 12

-19 - 8i

Answer Link

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