anonymous
  • anonymous
Let L be the line with parametric equations x = −2+3t y = −4−2t z = −4+3t Find the shortest distance d from the point P0=(5, −1, 3) to L, and the point Q on L that is closest to P0.
Linear Algebra
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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FibonacciChick666
  • FibonacciChick666
what have you tried?
anonymous
  • anonymous
i honestly have no idea where to start...
FibonacciChick666
  • FibonacciChick666
so you know the distance formula?

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More answers

anonymous
  • anonymous
no
FibonacciChick666
  • FibonacciChick666
you're kidding? this is a calculus problem...
anonymous
  • anonymous
linear algebra
FibonacciChick666
  • FibonacciChick666
I'm sorry, I don't know how to help you then.
anonymous
  • anonymous
okay thanks anyways
FibonacciChick666
  • FibonacciChick666
The only way I know how to do this involves derivatives. From a quick google, that appears to be the way of choice for most
anonymous
  • anonymous
oh but this isn't calculus
FibonacciChick666
  • FibonacciChick666
although, a different approach is taken in the comments here http://math.stackexchange.com/questions/1020562/distance-between-point-and-line-and-between-line-and-plane
FibonacciChick666
  • FibonacciChick666
there apparently is a vector approach
anonymous
  • anonymous
thanks im going to take a look rn
anonymous
  • anonymous
i'm still not sure how i should start
FibonacciChick666
  • FibonacciChick666
oh, here ya go. LA solution, I apologize my LA sucks, so I won't be help but try @zepdrix . He may have some ideas: http://math.mit.edu/~gs/linearalgebra/ila0403.pdf
mathmate
  • mathmate
@michael.sadowski Are yuo still there?
mathmate
  • mathmate
Here's a link that solves a similar problem as yours. If you need further help, just post/tag me, or @FibonacciChick666. http://math.stackexchange.com/questions/371649/distance-of-a-3d-point-from-the-parametric-form-of-a-line
anonymous
  • anonymous
oh hey i ended up figuring it out, but i have another question
mathmate
  • mathmate
I suggest you post a new question and tag someone if you wish. However, there are always others interested online.
denisaboichuk
  • denisaboichuk
no

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