travie1 travie1

28-03-2016
Mathematics

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what numbers multiply to 18 and add to 8

Respuesta :

28-03-2016

There is no pair of real numbers that can do the job.
The numbers that CAN do it are complex.
They are

4 + i√2
and
4 - i√2 .

The symbol ' i ' stands for √-1 .

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