miajaynnezeringo miajaynnezeringo

14-06-2020
Mathematics

contestada

Simplify the expression. 3+i/2-i x 4+i/2+i

Respuesta :

sam721021 sam721021

15-06-2020

Answer:

The solution of your problem is 3-2i

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MathPhys MathPhys

15-06-2020

Answer:

(11 + 7i) / 5

11/5 + 7/5 i

Step-by-step explanation:

(3 + i) / (2 − i) × (4 + i) / (2 + i)

((3 + i) (4 + i)) / ((2 − i) (2 + i))

(12 + 3i + 4i + i²) / (4 + 2i − 2i − i²)

(12 + 7i − 1) / (4 + 1)

(11 + 7i) / 5

11/5 + 7/5 i

Answer Link

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