Math Problem Statement
Bestäm (kortaste) avståndet mellan linjen som går genom punkterna
(−1,1,−1) samt (−7,4,0)
och linjen som ges av ekvationerna
1+x
4−z , y=−7 .
Solution
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Math Problem Analysis
Mathematical Concepts
Vector Geometry
Distance Between Lines
Cross Product
Dot Product
Formulas
Parametric equation of a line: r(t) = r0 + t*v
Distance between two skew lines: d = |(P1P2 ⋅ n)| / |n|
Cross product: r1 × r2
Dot product: a ⋅ b
Theorems
Shortest Distance Between Two Skew Lines
Cross Product Theorem
Suitable Grade Level
Grades 11-12