Dragonof2020 Dragonof2020

08-03-2017
Mathematics

contestada

Can somebody give me steps to solve this problem?
Find the reciprocal of (1+3i)^2. Express your answer in a+bi form.

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Аноним Аноним

08-03-2017

I hope this helps you

1^2+2.1.3i+(3i)^2

1+6i+9i^2

1+6i+9. (-1)

1+6i-9

-8+6i

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