Math Problem Statement
find a position vector that is parralel to the line x = 4 + 7t y= 5 - 3t z = 2t
Solution
The given parametric equations of the line are:
A vector parallel to the line can be obtained by looking at the coefficients of in these parametric equations, because the direction of the line is determined by these coefficients.
For , , and , the coefficients of are , , and respectively.
Therefore, the direction vector (which is also parallel to the line) is:
This is the position vector parallel to the given line.
Would you like further details or have any questions?
Here are 5 related questions:
- How do you find the parametric equations of a line given two points?
- What is the dot product of two vectors and how is it used to find if they are parallel?
- Can you find a unit vector parallel to the vector ?
- How would you determine if two vectors are perpendicular?
- What is the scalar projection of one vector onto another?
Tip: When finding a vector parallel to a line, always focus on the coefficients of the parameter from the parametric form of the line.
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Math Problem Analysis
Mathematical Concepts
Vector Algebra
Parametric Equations
Formulas
Position vector from parametric equation: v = <dx/dt, dy/dt, dz/dt>
Theorems
Direction vectors in parametric equations
Suitable Grade Level
Grades 10-12
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