(x-6)×(x-3) (x+2/1)×(x-3/1)
来源:学生作业帮 编辑:神马作文网作业帮 分类:数学作业 时间:2024/09/24 17:15:15
(x-6)×(x-3) (x+2/1)×(x-3/1)
(3x+2)×(x+2) (4y-1)×(y-5)
(x-2)×(x的2次方+4) (x-y)×(x的2次方+xy+y的2次方)
(3x+2)×(x+2) (4y-1)×(y-5)
(x-2)×(x的2次方+4) (x-y)×(x的2次方+xy+y的2次方)
(x-6)×(x-3) (x-a)(x-b) x²-bx-ax+ab
=x²-9x+18
(x+2/1)×(x-3/1) (x+a)(x-b) x²-bx+ax-ab
=x²-1/6x-1/6
(3x+2)×(x+2) (xn+a)(x+b) (nx²+bnx+ax+ab)
=3x²+8x+4
(4y-1)×(y-5) (ny-a)(y-b) (ny²-bny-ay+ab)
=4y²-21y+5
(x-2)×(x²+4) (x-a)(x²+b) (x³+xb-ax²-ab)
=x³+4x-2x²-8
=x(x²+4-2x-8)
=x(x²-2x-4)
(x-y)×(x²+xy+y²)
=x³+x²y+xy²-x²y-xy²-y³
=x³-y³
=x²-9x+18
(x+2/1)×(x-3/1) (x+a)(x-b) x²-bx+ax-ab
=x²-1/6x-1/6
(3x+2)×(x+2) (xn+a)(x+b) (nx²+bnx+ax+ab)
=3x²+8x+4
(4y-1)×(y-5) (ny-a)(y-b) (ny²-bny-ay+ab)
=4y²-21y+5
(x-2)×(x²+4) (x-a)(x²+b) (x³+xb-ax²-ab)
=x³+4x-2x²-8
=x(x²+4-2x-8)
=x(x²-2x-4)
(x-y)×(x²+xy+y²)
=x³+x²y+xy²-x²y-xy²-y³
=x³-y³
|X-1|+|X-2|+|X-3|+|X-4|+|X-5|+|X-6|+|X-7|+|X-8|+|X-9|+|X-10|
解方程x/(x-2)=2x/(x-3)+(1-x)/(x-5x+6)
x+2/x^2-x-6 + 2x/x^3-3x - x+1/x^2-6x+9
(x+2/x^2-x-6)-(2x/x^2-3x)-(x+1/x^2-6x+9)
x-1)(X-2)(x-3)...(x-50)+x(x-2)(X-3)...(X-50)+...+x(x-1)(x-2)
(x+1-1/1-x)÷(x-x²/x-1) (x-4/x-x-6+ x+2/x-3)÷x+1/x-3
x+2/x+1-x+3/x+2-x+4/x+3+x+5/x+4
x^5+x^4 = (x^3-x)(x^2+x+1)+x^2+x
1+x+x^2+x^3+.+x^99+x^100
(x-6)×(x-3) (x+2/1)×(x-3/1)
1/(x+3)-(x-2)/(x^2-5x+6)
(x+2)(x-3)(x-6)(x-1)=0