garcia504074 garcia504074

11-09-2020
Mathematics

contestada

Add and write the result in the form a+bi. a. (4 + 2i) + (-6 - 7i)

Respuesta :

jimrgrant1 jimrgrant1

11-09-2020

Answer:

- 2 - 5i

Step-by-step explanation:

Given

(4 + 2i) + (- 6 - 7i) ← remove the parenthesis

= 4 + 2i - 6 - 7i ← collect like terms

= - 2 - 5i

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