Select the best answer för the ques 12. Perform Gauss-Jordan elimination on the augmented matrix shown 1 0121 A. 0 001 17 1 0 0 B.O 10 0 0 1 1. 3. C.O -1 10 26 10 3 D. 0 1 -7 0 0 2370 01 303

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A: Note: Hi! Thank you for the question as per the honor code, we’ll answer the first question since th...

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Q: 4. Let w = e, and let E = Q(w). (a) Verify that [E : Q] = 10. (b) Determine |Gal(E/Q)|, the number o...

A: Since you have asked multiple questions, we can solve first question for you. If you want other ques...