Строчечный и столбцовый ранги матрицы. Ранг матрицы.
Найдите ранг данной матрицы:

                                                                      пример решения

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   Фундаментальный набор решений однородной системы линейных уравнений.
   Найдите фундаментальный набор решений для данной однородной системы линейных уравнений:



         1)                                                               2)





        3)                                                               4)







        5)                                                               6)






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        17)                                                           18)






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