Giải phương trình : $x^{4} + 2x^{3} - 9x^{2} - 14x + 13 = 0$
Giải PT : $x^{4} + 2x^{3} - 9x^{2} - 14x + 13 = 0$
Started By hoaadc08, 08-02-2015 - 09:34
#1
Posted 08-02-2015 - 09:34
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