Find the determinant by row reduction to echelon form. 1 -1 - 1 1 5 -7 -4 -5 - 4 7

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A: The given mathematical expression is where  .To explain the mathematical expression in details.

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Q: Q. Y prove that a) X (o) H Lim X(Z) Z→∞ b.) x (∞0) = Lim (Z-1) X (Z) Z-1

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A: Since you have posted a multi subparts question according to guidelines I will solve first…

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Q: 段階的に解決し、 人工知能を使用せず、 優れた仕事を行います ご支援ありがとうございました SOLVE STEP BY STEP IN DIGITAL FORMAT DON'T USE AI…

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A: Note: As per our guidelines, we can solve first question. Please repost the remaining questions.

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