几道因式分解题,1.x三次方+3x²-4乘x的三次方+3x²-4 2.x三次方+9x²+26x+243.x四次方+3乘x的三次方-3x²-12x-4
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![几道因式分解题,1.x三次方+3x²-4乘x的三次方+3x²-4 2.x三次方+9x²+26x+243.x四次方+3乘x的三次方-3x²-12x-4](/uploads/image/z/1644703-7-3.jpg?t=%E5%87%A0%E9%81%93%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%E9%A2%98%2C1.x%E4%B8%89%E6%AC%A1%E6%96%B9%2B3x%26%23178%3B-4%E4%B9%98x%E7%9A%84%E4%B8%89%E6%AC%A1%E6%96%B9%2B3x%26%23178%3B-4+2.x%E4%B8%89%E6%AC%A1%E6%96%B9%2B9x%26%23178%3B%2B26x%2B243.x%E5%9B%9B%E6%AC%A1%E6%96%B9%2B3%E4%B9%98x%E7%9A%84%E4%B8%89%E6%AC%A1%E6%96%B9-3x%26%23178%3B-12x-4)
几道因式分解题,1.x三次方+3x²-4乘x的三次方+3x²-4 2.x三次方+9x²+26x+243.x四次方+3乘x的三次方-3x²-12x-4
几道因式分解题,1.x三次方+3x²-4乘x的三次方+3x²-4 2.x三次方+9x²+26x+24
3.x四次方+3乘x的三次方-3x²-12x-4
几道因式分解题,1.x三次方+3x²-4乘x的三次方+3x²-4 2.x三次方+9x²+26x+243.x四次方+3乘x的三次方-3x²-12x-4
1.(x^3+3x^2-4)(x^3+3x^2-4)=(x+4)(x-1)*(x+4)(x-1)=)=(x+4)^2(x-1)^2
2.x^3+9x^2+26x+24=
3.x^4+3x^3-3x^2-12x-4=x^3(x+3)-3x(x+3)-3(x+3)+5=