2 Find the matrix of the quadratic form 2x1 + 3x22 – x32- 4x1x2-2 x1X3 +6 x2X3 2 -1 2 -2 1 (a) 3. 3 (b) -2 3 3. -1 3 -1 -1 2 -1] [2 1 -3 -2 -1 (c) (d) 3 3 -1 11 -3 a O e.None of these O C O d O b O

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