Question: Write the quadratic form in the form q(x) = x T K x for some symmetric matrix K. Is q(x) positive definite? q(x) = x+TV+20-V+30

Write the quadratic form 


q(x) = x+TV+20-V+30


in the form q(x) = xTK x for some symmetric matrix K. Is q(x) positive definite?

q(x) = x+TV+20-V+30

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