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Math Help - equation of cartesian

  1. #1
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    equation of cartesian

    Wad does this mean? And how to solve it? thanks in advance.

    find the equation of Cartesian for the straight line L intersects the surface
    P1:x+y+z=2 P2: -x+2y+z=4
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  2. #2
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    Quote Originally Posted by ailing418 View Post
    Wad does this mean? And how to solve it? thanks in advance.

    find the equation of Cartesian for the straight line L intersects the surface
    P1:x+y+z=2 P2: -x+2y+z=4
    Solve

    x+y+z=2 .... (1)

    -x+2y+z=4 .... (2)

    simultaneously for x, y and z (you will get a parameter in the solution). The solution gives the parametric equations of the required line.
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