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What numbers multiply to 18 and add to 8
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4 votes
What numbers multiply to 18 and add to 8

User Questborn
by
7.4k points

1 Answer

3 votes
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 .
User Hard Spocker
by
8.1k points
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