what does i represent

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what does i represent???

edited by ManuelBautista2019 Feb 21, 2018

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i is DEFINED as the sqrt (-1) i x i = -1

Here is another example sqrt (-4) = sqrt(4 * -1) = 2 sqrt(-1) = 2 * i = 2i

edited by ElectricPavlov Feb 21, 2018

ElectricPavlov · Answer 1 · 2018-02-21T04:11:54

i is DEFINED as the sqrt (-1) i x i = -1

Here is another example sqrt (-4) = sqrt(4 * -1) = 2 sqrt(-1) = 2 * i = 2i