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8i^-6?

Guest May 31, 2017
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Some background:  i2 = -1     i4 = 1     i8 = (i4) · (i4)  = 1 · 1 = 1

 

8 · (i-6

Multiply by  i8  (which is just 1):  8 · (i-6) · i8  =  8 · i2  =  8 · -1  =  -8

geno3141  May 31, 2017

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