f (x1,X2,x3) = xỉ + 3x1x2 – x2X3 +x3 – 4x3 Rewrite f in the matrix form x'Ax where A is a symmetric matrix. Write down the entries of x and A explicitly.

Advanced Engineering Mathematics
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ISBN:9780470458365
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(b) Consider the function
f (x1, x2, x3) = xỉ +3x1x2 – x2x3+x3 – 4x3
Rewrite f in the matrix form x Ax where A is a symmetric matrix. Write down the entries
of x and A explicitly.
Transcribed Image Text:(b) Consider the function f (x1, x2, x3) = xỉ +3x1x2 – x2x3+x3 – 4x3 Rewrite f in the matrix form x Ax where A is a symmetric matrix. Write down the entries of x and A explicitly.
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