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Which values of x and y would make the following expression represent a real number? (6 + 3i)(x + yi)

Which values of x and y would make the following expression represent a real number? (6 + 3i)(x + yi)
asked 21.2k views
3 votes
Which values of x and y would make the following expression represent a real number? (6 + 3i)(x + yi)

asked
User Tomd
by
8.2k points

2 Answers

7 votes

Answer:

C

Explanation:

Edge2020

answered
User Dilsingi
by
8.3k points
2 votes

Answer:

C. x = 6, y = –3

Explanation:

I just took the test and got it right :)

answered
User Mmey
by
8.1k points
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