Divide and write answer in standard complex form ( a + bi) 10+20i/4+2i

asked Oct 6, 2021 167k views

2 votes

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3 votes

Answer:

4+3i

Explanation:

=
$((10+20i))/(4+2i) \\\\(10+20 i)/(4+2i)$ x
((4-2i))/((4-2i))

=
$((10+20i)(4-2i))/((4^(2)-2i^(2)) ) \\(40-20i+80i+40)/(16+4)\\ (80+60i)/(20)\\ 4+3i$ (Taking 20 common from both numerator and deniminator)

Alex Lauerman answered Oct 12, 2021

7.1k points

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