найдем корни трехчлена.
5x²+9х-8=0
х=(-9±√(81+160)/10=(-9±√241)/10;
5x²+9х-8=5*(х-(-9+√241)/10)(х-(-9-√241)/10)=
0.05(10х+9+√241)*(10х+9-√241)
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найдем корни трехчлена.
5x²+9х-8=0
х=(-9±√(81+160)/10=(-9±√241)/10;
5x²+9х-8=5*(х-(-9+√241)/10)(х-(-9-√241)/10)=
0.05(10х+9+√241)*(10х+9-√241)