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Find the product of the complex number and it's conjugate. 9-5i

Find the product of the complex number and it's conjugate. 9-5i
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4 votes
Find the product of the complex number and it's conjugate.

9-5i

User Mudassir Razvi
by
8.8k points

1 Answer

3 votes
conjugate of 9-5i is 9+5i
product of those two: (9-5i)*(9+5i) =
9^(2) - (5i)^(2) =81-25* i^(2) =81-25*(-1)=81+25=106
User Eugene Bolshakov
by
8.9k points
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