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Question: please help me answer this question step by step correctly...
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Please help me answer this question step by step correctly with all the subparts (a), (b), (c), (d), (e), and (f) so I can understand it! Thanks!
![For the following matrix A, (1) Find the standard quadratic form of f(z) -Ax; (2) Determine whether f (x) (or the matrix A ) is positive definite, positive semi-definite, negative definite, or negative semi-definite. (b) A- (c) AsĢï) (d) A (f) A- 0 40 1 0-1 3-9 [Use Matlab to draw the surface f(x) will be help to understand the problems]](https://homework-api-assets-production.s3.ap-southeast-2.amazonaws.com/uploads/store/636012619/16024666308a5c4d2af12ed3100f6c3a873255d789.png)
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