x(x-1)²+(2x-1)(x+3)=x(x+1)(x-1)+11等于多少,最好别用二次方程解,可用分式
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![x(x-1)²+(2x-1)(x+3)=x(x+1)(x-1)+11等于多少,最好别用二次方程解,可用分式](/uploads/image/z/15149024-8-4.jpg?t=x%EF%BC%88x-1%EF%BC%89%26%23178%3B%2B%EF%BC%882x-1%EF%BC%89%EF%BC%88x%2B3%29%3Dx%EF%BC%88x%2B1%EF%BC%89%EF%BC%88x-1%EF%BC%89%2B11%E7%AD%89%E4%BA%8E%E5%A4%9A%E5%B0%91%2C%E6%9C%80%E5%A5%BD%E5%88%AB%E7%94%A8%E4%BA%8C%E6%AC%A1%E6%96%B9%E7%A8%8B%E8%A7%A3%2C%E5%8F%AF%E7%94%A8%E5%88%86%E5%BC%8F)
x(x-1)²+(2x-1)(x+3)=x(x+1)(x-1)+11等于多少,最好别用二次方程解,可用分式
x(x-1)²+(2x-1)(x+3)=x(x+1)(x-1)+11等于多少,最好别用二次方程解,可用分式
x(x-1)²+(2x-1)(x+3)=x(x+1)(x-1)+11等于多少,最好别用二次方程解,可用分式
x^3-2x^2+x+2x^2+6x-x-3=x^3-x+11,7x=14,所以x=2.