Question

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

Answer 1

- 2 - 5i

Explanation:

Given

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

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

= - 2 - 5i