数学整式的乘法和因式分解[x(x²y²-xy)-y(x²-x³y)]÷3x²y2.-5a的5次方b³c÷15a的4次方b²3.(-x+3y)(-x-3y)因式分解1.x²-4y2.16x²-24x+93.(m+n)²-(m+n)(2m-n)
来源:学生作业帮助网 编辑:作业帮 时间:2024/07/04 02:35:51
![数学整式的乘法和因式分解[x(x²y²-xy)-y(x²-x³y)]÷3x²y2.-5a的5次方b³c÷15a的4次方b²3.(-x+3y)(-x-3y)因式分解1.x²-4y2.16x²-24x+93.(m+n)²-(m+n)(2m-n)](/uploads/image/z/1239680-56-0.jpg?t=%E6%95%B0%E5%AD%A6%E6%95%B4%E5%BC%8F%E7%9A%84%E4%B9%98%E6%B3%95%E5%92%8C%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%5Bx%28x%26%23178%3By%26%23178%3B-xy%29-y%28x%26%23178%3B-x%26%23179%3By%29%5D%C3%B73x%26%23178%3By2.-5a%E7%9A%845%E6%AC%A1%E6%96%B9b%26%23179%3Bc%C3%B715a%E7%9A%844%E6%AC%A1%E6%96%B9b%26%23178%3B3.%28-x%2B3y%29%28-x-3y%29%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A31.x%26%23178%3B-4y2.16x%26%23178%3B-24x%2B93.%EF%BC%88m%2Bn%EF%BC%89%26%23178%3B-%28m%2Bn%29%282m-n%29)
数学整式的乘法和因式分解[x(x²y²-xy)-y(x²-x³y)]÷3x²y2.-5a的5次方b³c÷15a的4次方b²3.(-x+3y)(-x-3y)因式分解1.x²-4y2.16x²-24x+93.(m+n)²-(m+n)(2m-n)
数学整式的乘法和因式分解
[x(x²y²-xy)-y(x²-x³y)]÷3x²y
2.-5a的5次方b³c÷15a的4次方b²
3.(-x+3y)(-x-3y)
因式分解
1.x²-4y
2.16x²-24x+9
3.(m+n)²-(m+n)(2m-n)
数学整式的乘法和因式分解[x(x²y²-xy)-y(x²-x³y)]÷3x²y2.-5a的5次方b³c÷15a的4次方b²3.(-x+3y)(-x-3y)因式分解1.x²-4y2.16x²-24x+93.(m+n)²-(m+n)(2m-n)
先帮你做下因式分解的吧
(1)第一个无法进行因式分解,请检查题目是否打错
(2)原式=(4x-3)²
(3)原式=-(m+n)(m-2n)
(4-x-3)²
(m+n)(m-2n)
第一个不会
=(x³y-x²y-x²y+x³y²)÷3x²y =(2x³y-2x²y)÷3x²y
=2/3x-2/3