Answer:
Explanation:
(5 - 3i)(6 + 2i)
30 + 10i - 18i - 6i²
i² = - 1
30 - 8i - 6 - (- 1)
30 - 8i + 6
- 8i + 36
36 - 8i
Alternative D
I hope I helped you.
Answer: D
= 5(6 + 2i) -3i(6 + 2i)
= 30 + 10i -18i - 6i²
= 30 - 8i -6(-1) because i² = -1
= 30 - 8i + 6
= 36 - 8i
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