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anonymous
 one year ago
(−3 + 2i) • (2 + i)
anonymous
 one year ago
(−3 + 2i) • (2 + i)

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anonymous
 one year ago
Best ResponseYou've already chosen the best response.0that's really all this is. and then when you multiply i * i, it's 1

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no problem. tag me if you need more help or want to get your answer checked

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0okay imma solve it now

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0no. what did you get when you multiplied, before you combined?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0what did you get from foil?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0im asking abou the o the f is 6 but i dont know the rest

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0oh, ok. Sorry, I thought you were saying that the final answer was 3i. That's right for O. F is 6.

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0\[2i \times i = 2i^2 = 2(1) = 2\]

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so when you add them all up you have \[63i+4i2\] and you just have to combine like terms

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0so the answer is 7?

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0combine the i's and combine the constants. Don't mix them (3i + 4i) + (6  2) i  8 is your answer

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0or rather 8 + i is the order it's usually written in
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