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Help me with this because I have problem doing it

Help me with this because I have problem doing it
asked 163k views
5 votes
Help me with this because I have problem doing it

Help me with this because I have problem doing it-example-1
asked
User JXITC
by
8.6k points

1 Answer

4 votes

Answer:

A 12+6i

----------

5

Explanation:

6

-----------

2-i

Multiply by the complex conjugate

6 2+i

----------- *------------

2-i 2+i

12 +6i

-------------

4 -2i +2i -i^2

12+6i

----------

4 - (-1)

12+6i

--------------

5

answered
User Alex In Paris
by
8.1k points
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