Mathematics, 18.01.2020 03:31 j015
Do the three planes x 1 plus 4 x 2 plus 3 x 3 equals 5x1+4x2+3x3=5, x 2 minus 3 x 3 equals 1x2−3x3=1, and 3 x 1 plus 15 x 2 equals 123x1+15x2=12 have at least one common point of intersection? explain.
Answers: 2
![\left[\begin{array}{cccc}1&4&3&5\\0&1&3&1\\3&15&0&15\end{array}\right]](/tpl/images/0460/3694/8181f.png)
![\left[\begin{array}{cccc}1&4&3&5\\0&1&3&1\\2&11&-3&10\end{array}\right]](/tpl/images/0460/3694/264c0.png)
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Do the three planes x 1 plus 4 x 2 plus 3 x 3 equals 5x1+4x2+3x3=5, x 2 minus 3 x 3 equals 1x2−3x3=1...
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