Question: I need help with this question and do it carefully so that i can understand it. 13. Use Gauss-Jordan elimination to solve the given system

I need help with this question and do it carefully so that i can understand it.

13. Use Gauss-Jordan elimination to solve the given system of linear equations T" 14. For what value of k, if any, will the following system have (a) no solution, (b) a unique solution, and (c) infinitely many solutions 15. Determine if v = | | | is a linear combination of ui | | and u2-11 Write the problem in terms of solving a linear system and determine the matrix of the coefficients and the augmented matrix of the system 16. Show that IR2 span

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