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🚧 Setup for 4.3

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tomit4 2026-06-07 03:47:23 -07:00
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chapter_4/test_yourself.md
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@ -82,3 +82,16 @@ arguing from examples; using the same letter to mean two different things;
jumping to a conclusion; assuming what is to be proved; confusion between what
is known and what is still to be shown; use of _any_ when the correct word is
_some_; misuse of the word _if_
---
**Test Yourself**
Page 210
1. To show that a real number is rational, we must show that we can write it as
______.
2. An irrational number is a ______ that is ______.
3. Zero is a rational number because ______.