已知(x-1)(x²+mx+n)=x³-6x²+11x-6,求m,n的值(x-1)(x²+mx+n)=x³+mx²+nx-x²-mx-n=x³+(m-1)x²+(n-m)x-n=x³-6x²+11x-6故m-1=-6,m=-5;n-m=n+5=11,故n=6.【这是...
已知(x-1)(x2+mx+n)=x3-6x2+11x-6,求m,n的值
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