Ответ:
a) a=1, b=17, c=-38, D=b²-4ac=17²+4×38=441
x_1=(-17+21)2=2, x_2=(-17-21)/2=-19
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Ответ:
a) a=1, b=17, c=-38, D=b²-4ac=17²+4×38=441
x_1=(-17+21)2=2, x_2=(-17-21)/2=-19