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anonymous
 5 years ago
(44i)(55i) = ?
anonymous
 5 years ago
(44i)(55i) = ?

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anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0that's not an answer choice. A) 40i B) 40 C )40 D) 848i

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0the 20 and 20i^2 cancel, don't they?

shadowfiend
 5 years ago
Best ResponseYou've already chosen the best response.0Yes, recall that \(i^2 = 1\), so \(20i^2 = 20\).

anonymous
 5 years ago
Best ResponseYou've already chosen the best response.0haha... ok i is Imaginary number? thought it was a variable...
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