Math Problem Statement
点到直线的距离公式怎么推导的?
Solution
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Math Problem Analysis
Mathematical Concepts
Analytic Geometry
Distance Between Point and Line
Vectors
Formulas
d = |Ax_1 + By_1 + C| / √(A² + B²)
Theorems
Perpendicular Distance Formula
Vector Norm
Suitable Grade Level
Grades 10-12
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