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anonymous
 one year ago
If u = 1 + i and v = 1 – i, what is u + v?
a)2
b)0
c)2i
d)2
e)2i
anonymous
 one year ago
If u = 1 + i and v = 1 – i, what is u + v? a)2 b)0 c)2i d)2 e)2i

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Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.1here are some steps: \[\Large \begin{gathered} u + v = \left( {1 + i} \right) + \left( {1  i} \right) = 1 + i + 1  i = \hfill \\ \hfill \\ = \left( {1 + 1} \right) + i\left( {1  1} \right) = ...? \hfill \\ \end{gathered} \]

Michele_Laino
 one year ago
Best ResponseYou've already chosen the best response.1option C) is a wrong option

anonymous
 one year ago
Best ResponseYou've already chosen the best response.0yes i know i got it thank you :)
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