因式分解(1)(4x-3)(5x^2-4x+7) (2)(3a-2)(a-1)+(a+1)(a+2)
来源:学生作业帮 编辑:搜搜做题作业网作业帮 分类:数学作业 时间:2024/07/11 15:51:19
因式分解(1)(4x-3)(5x^2-4x+7) (2)(3a-2)(a-1)+(a+1)(a+2)
![因式分解(1)(4x-3)(5x^2-4x+7) (2)(3a-2)(a-1)+(a+1)(a+2)](/uploads/image/z/19457545-49-5.jpg?t=%E5%9B%A0%E5%BC%8F%E5%88%86%E8%A7%A3%EF%BC%881%29%EF%BC%884x-3%EF%BC%89%EF%BC%885x%5E2-4x%2B7%EF%BC%89+%282%29%283a-2%29%28a-1%29%2B%28a%2B1%29%28a%2B2%29)
(1)(4x-3)(5x^2-4x+7)
=20x³-15x²-16x²+12x+28x-21
=20x³-31x²+40x-21
(2)(3a-2)(a-1)+(a+1)(a+2)
=3a²-2a-3a+2+a³+3a+2
=4a²-2a+4
=20x³-15x²-16x²+12x+28x-21
=20x³-31x²+40x-21
(2)(3a-2)(a-1)+(a+1)(a+2)
=3a²-2a-3a+2+a³+3a+2
=4a²-2a+4
因式分解:1/2a^2(x-2a)^2-3/4a(2a-x)^3
(x+a)(x+2a)(x+3a)(x+4a)+a^4如何因式分解?
因式分解(x+a)(x+2a)(x+3a)(x+4a)+a^4
因式分解 2x²-4x+2 x²-3x-28 a^3+a²-a-1
(1) 3a^3+6a^2+3a (2)x^2(x-y)+9(y-x) (3)(x^2+4)^2-16x^2 因式分解
因式分解:a³-5a²-24a 4x²-3x-10 x²-(2m-1)x+m
几道因式分解 (1)a³+a-2(2)x³-3x+2(3)a四次幂 -x²+4ax-4a&
因式分解 (1) ax^4-81a (2) 4x^2(x-y)+2x(x-y) (3) a^2x^2+4a^2xy+4a
因式分解(1)a^4-a^2+4a-a (2)x^3+px^2+px+p-1
因式分解:x^4+x^2-2ax+1-a^2
因式分解x^4+x^2+2ax+1-a^2
因式分解x^4+x^2-2ax-a^2+1