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PRECAL QUESTION - please help thanks
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3 votes
PRECAL QUESTION - please help thanks

PRECAL QUESTION - please help thanks-example-1
User Georgianna
by
5.5k points

1 Answer

3 votes

Answer:

203/169 -183i/169

"A"

Explanation:


(9-19i)/(12-5i)


(9-19i)/(12-5i) *
(12+5i)/(12+5i)

12^2 - (5i)^2 = 144 + 25 = 169

FOIL: 108 +45i - 228i + 95

203 -183

User Michael Brown
by
4.8k points
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