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19-02-2019
Mathematics

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PLEASE HELP ASAP 20 PTS + BRAINLIEST TO RIGHT/BEST ANSWER

PLEASE HELP ASAP 20 PTS BRAINLIEST TO RIGHTBEST ANSWER class=

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

19-02-2019

Answer:

12+28i

Step-by-step explanation:

(4-4i) (-2+5i)

FOIL

first 4*-2 = -8

outer: 4*5i = 20i

inner: -2 (-4i) = 8i

last (-4i) (5i) = -20i^2 = -20(-1) = 20

Add them together

-8+20i+8i+20

12+28i

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