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Express the following equation in matrix...

Express the following equation in matrix form and solve them by the method of reduction: `x+y+z = 1`, 2x-y+7z = 7`, `3x+y+2z = 2`

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CHETANA PUBLICATION-Matrices-EXERCISE
  1. If A = [[3,1],[-1,2]] then show that: A^2-5A+7I = 0 .

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  7. Express the following equation in matrix form and solve them by the me...

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  8. By using inverse of a matrix, solve the following equations: 2x+5y = ...

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  9. By using inverse of a matrix, solve the following equations: x+2y-2z =...

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  10. Find the inverse of the matrix: [[1,2,3],[2,4,5],[3,5,6]]. Hence solve...

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