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Evgen [1.6K]
4 years ago
5

What does the E and the R with the line in the middle means?

Mathematics
2 answers:
kirza4 [7]4 years ago
6 0

R- All Real numbers

E- I think it means infinity or an equivalent to an = sign

lyudmila [28]4 years ago
6 0

The E means "Is part of"

For example, C is part of

I don't know about the R, so hope the E problem helped!

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