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9-9i The product of the number and its conjugate is

9-9i The product of the number and its conjugate is
asked 134k views
5 votes
9-9i
The product of the number and its conjugate is

asked
User Alois Cochard
by
7.7k points

2 Answers

2 votes

Answer:

162

Explanation:


(9-9i)(9+9i)\\=9^(2) -81i+81i-81i^(2) \\=81 -81i^(2) \\=81 -81(-1)\\=81+81\\=162

Hope this helps

answered
User Taseenb
by
8.1k points
1 vote

Explanation:

(9+9i)(9-9i) = 81 - 81 i2 = 81 + 81 = 162

answered
User Ory
by
7.7k points
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