I have to show that the points (7,-3,6), (11,-5,3), and (10, -7, 8) are the vertices of an isosceles triangle for linear algebra homework. How do approach this?
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Find the distance between the point $\displaystyle \sqrt{(x-x')^2+(y-y")^2+(z-z')^2}$
Last edited by ThePerfectHacker; Feb 4th 2007 at 06:49 PM.
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