Unless you are an electrical engineer or a math teacher, every number you will ever use in a real world situation will be a real number.
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Unless you are an electrical engineer or a math teacher, every number
you will ever use in a real world situation will be a real number.
In the real world you can use the order of rational numbers. This is used a lot in math.
Jeopardy.
No, they are quite real. It is just that in some situations it makes sense to use negative numbers, in others not.
The additive inverse is used to solve equations; equations, in turn, are used to model many real-world situations.
you go two ways up