2xy-xz6x^2+9x4x^2-9x^2-4x+4x^2-16y^29x^2-6x+12x^2y-8xy+8y3x(
来源:学生作业帮 编辑:作业帮 分类:数学作业 时间:2024/05/14 05:31:50
2xy-xz
6x^2+9x
4x^2-9
x^2-4x+4
x^2-16y^2
9x^2-6x+1
2x^2y-8xy+8y
3x(a-b)-2y(b-a)
a^2(y-3)+(3-y)
x^2(x-y)-(x-y)
4xy-4x^2y-y
(3a+2)^2-(a-6)^2
x^4-8x^2+16
我已经提高悬赏分
6x^2+9x
4x^2-9
x^2-4x+4
x^2-16y^2
9x^2-6x+1
2x^2y-8xy+8y
3x(a-b)-2y(b-a)
a^2(y-3)+(3-y)
x^2(x-y)-(x-y)
4xy-4x^2y-y
(3a+2)^2-(a-6)^2
x^4-8x^2+16
我已经提高悬赏分
x(2y-z)
3x(2x + 3)
4(x-3/2)(x+3/2)
(x - 2)^2
(x -4y)(x+4y)
(3x -1)^2
2y(x -2)^2
(a-b)(3x+2y)
(y-3)(a-1)(a+1)
(x-y)(x-1)(x+1)
-y(2x-1)^2
先用平方差公式得:(3a+2+a-6)[(3a+2)-(a-6)],整理得,8(a-1)(a+4)
(x^2-4)^2=(x+2)^2*(x-2)^2
3x(2x + 3)
4(x-3/2)(x+3/2)
(x - 2)^2
(x -4y)(x+4y)
(3x -1)^2
2y(x -2)^2
(a-b)(3x+2y)
(y-3)(a-1)(a+1)
(x-y)(x-1)(x+1)
-y(2x-1)^2
先用平方差公式得:(3a+2+a-6)[(3a+2)-(a-6)],整理得,8(a-1)(a+4)
(x^2-4)^2=(x+2)^2*(x-2)^2
(x-2xy)*(-xy+2y*y)-(3x*x-2xy)(x-9xy+6y*y)
(xy-x^2)乘以(xy)/(x-y)
化简:x-y/x+3y÷x^-y^2/x^2+6xy+9y^2-(xy/x+y)
已知实数x、y满足y≤2xy≥−2x4x−y−4≤0
x^8-x^7y+x^6y^2-x^5y^3+x^4y^4-x^3y^5+x^2y^-xy^7+y^8
因式分解:8(x-2y)-x(7x+y)+xy.
(x^2+xy/x-y)/(xy/x-y)计算
(x^-4y^)/(x^+2xy+y^)/(x+2y)/(2x^+2xy)
已知x-xy=8,xy-y=-9,求x+y-2xy的值
因式分解:3x^2y+6xy-4x-8
因式分解 3x^2-6xy-4x+8y
(-3x^y+2xy)-( )=4x^+xy