Make a change of variable, x = Py, that transforms the quadratic form 3x, + 14x, x, + 3x, into a quadratic form with no cross-product term. Give P and the new quadratic form. Which of the following matrices can be used as P in x = Py to produce a quadratic form with no cross product term? OB. Oc. VD. 1 1 V2 V2 1 1 1 1 1 V2 12 The corresponding quadratic form is y' Dy = ||| (Simplify your answer.) |- |-

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Q: 5. Find three 2 x 2 nonzero matrices A, B and C such that B C and AB = AC = 0.

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A: Hey, since there are multiple sub-parts posted, we will answer first three sub-parts. If you want…

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