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🚧 Fin 4.6

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tomit4 2026-06-11 08:46:14 -07:00
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@ -184,3 +184,19 @@ If $A_1$ then $C$; If $A_2$ then $C$; If $A_3$ then $C$
6. The triangle inequality says that for all real numbers $x$ and $y$, ______.
$|x + 6| \leq |x| + |y|$
---
**Test Yourself**
Page 239
1. Given any real number $x$, the floor of $x$ is the unique integer $n$ such
that ______.
$n \leq x < n + 1$
2. Given any real number $x$, the ceiling of $x$ is the unique integer $n$ such
that ______.
$n - 1 < x \leq n$