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find the value of k for which the following equations are inconsistent: 2x + 3y = 4; (k + 2)x + 6y=9(3k + 2) whole square |
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Answer» for a pair of linear equations , if a/a2 = b/b2 = c/c22/K + 2 = 3/6 = 4/3k + 2 2/k + 2 = 4/3k +2 2 ( 3k + 2 ) = 4 ( k + 2 )6k + 4 = 4K + 8 6k - 4k = 8 - 4 2k = 4 k = 2HENCE, TO HAVE INFINE SOLUTION , K = 2 |
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