3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=03X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0 先化简在求值
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![3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=03X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0 先化简在求值](/uploads/image/z/1344307-67-7.jpg?t=3X-2y-%5B-4x%2B%28y%2B3x%29%5D-%282x-3y%29%E5%85%B6%E4%B8%AD%7Cx%2B1%7C%2B%EF%BC%88y%2B2%E5%88%86%E4%B9%8B1%EF%BC%89%E7%9A%84%E5%B9%B3%E6%96%B9%3D03X-2y-%5B-4x%2B%28y%2B3x%29%5D-%282x-3y%29%E5%85%B6%E4%B8%AD%7Cx%2B1%7C%2B%EF%BC%88y%2B2%E5%88%86%E4%B9%8B1%EF%BC%89%E7%9A%84%E5%B9%B3%E6%96%B9%3D0+%E5%85%88%E5%8C%96%E7%AE%80%E5%9C%A8%E6%B1%82%E5%80%BC)
3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=03X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0 先化简在求值
3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0
3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0 先化简在求值
3X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=03X-2y-[-4x+(y+3x)]-(2x-3y)其中|x+1|+(y+2分之1)的平方=0 先化简在求值
|x+1|+(y+2分之1)^2=0
得出X=-1
Y=-1/2 代入原式得出:
3X-2y-[-4x+(y+3x)]-(2x-3y)
=-3+1-(4-1/2-3)-(-2+3/2)
=-2-1/2+1/2
=-2
(x-y) (x-2y)+(x+2y) (x-3y)-2(x-3y) (x-4y)=
(x+3y-4)(2x-y)
计算(2x-3y)(x+4y)-(3x+y)(x-2y)(2x-3y)(x+4y)-(3x+y)(x-2y)
因式分解(x-2y)(x-3y)+(x-4y)(x-5y)+(x-3y)(x-5y)+(x-2y)(x-4y)
x²/xy-x/y 3x/4x+y - x-2y/4x+y (1-y/y+x)÷x/y²-x²
x(x-y)2-(y-x)3
(y-x)+x(x-y)^3-(y-x)^4 因式分解
[2/3x-2/x+y(x+y/3x-x-y)]/x-y/x
化简:{2/3x-2/(x+y)[(x+y)/3x-x-y]}/(x+y)/x
计算2/3x-2/x+y(x+y/3x-x-y)/x-y/x
化简3x-2/(x+y)[(x+y)/3x-x-y]÷(x-y)/x
(2x+y)(2x-3y)+x(2y+y) 2a(x-y)-4b(x-y)
(3x-y)(y+3x)-2(4x-3y)(4x+3y)
(x-3y)(y+2x)-(4y-3x)(3x+4y)计算
5/4(x+y)(-x-y)^3*[-4/3(x-y)]*[-3/5(y-x)^2]
(2x-y)(2x+y)-2(3x-4y)(4y+3x)
x^4+x^3y+x^2*y^2+y^3x+y^4分解因式
2(x+y)-3(x-y)=3 ,4(x+y)+3(x-y)=15