Найдите корень уравнения: х-13/х+3= -1
х-13/х+3= -1|*x
x^2-13+3x+x=0
x^2+4x-13=0
D=4^2-4*1*(-13)=16+52=68
x1=(-4+2sqr17):2=-2+sqr17
x2=(-4-2sqr17):2=-2-sqr17
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х-13/х+3= -1|*x
x^2-13+3x+x=0
x^2+4x-13=0
D=4^2-4*1*(-13)=16+52=68
x1=(-4+2sqr17):2=-2+sqr17
x2=(-4-2sqr17):2=-2-sqr17