Trig question with imaginary numbers
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Trig question with imaginary numbers

[From: ] [author: ] [Date: 12-11-19] [Hit: ]
......
i^3+i(2-1)
My teacher got i+1 but I keep getting 0

-
i^3+i(2-1)
= i^2*i + 1i
= -i + i
= 0

Definitely not i + 1. Either you wrote down the equation wrong or your teacher is solving a different equation.
1
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