Math Problem Statement
Как перейти от неравенства треугольника вида |x-y|=|x-z|+|z-y| к классическому неравенству треугольника для вещественных чисел вида |x+y|<=|x|+|y|
Solution
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Math Problem Analysis
Mathematical Concepts
Absolute Value
Inequalities
Geometry of the Triangle Inequality
Formulas
|x - y| = |x - z| + |z - y|
|x + y| <= |x| + |y|
Theorems
Triangle Inequality Theorem
Suitable Grade Level
Grades 10-12
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