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What is a nonzero real number?

Updated: 4/28/2022
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11y ago

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It's any real number distinct from 0.

For instance, in the expression x/y, where x and y are real numbers, y needs to be a nonzero real number. This is because otherwise the expression x/y is undefined (viz. x/0).

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Q: What is a nonzero real number?
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