[(x-2y)^3]^3/[(2y-x)^2]^4=求过程==QAQ做完英语做数学..脑袋就是灌浆糊了没的说..
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![[(x-2y)^3]^3/[(2y-x)^2]^4=求过程==QAQ做完英语做数学..脑袋就是灌浆糊了没的说..](/uploads/image/z/11499479-71-9.jpg?t=%5B%EF%BC%88x-2y%EF%BC%89%5E3%5D%5E3%2F%5B%282y-x%29%5E2%5D%5E4%3D%E6%B1%82%E8%BF%87%E7%A8%8B%3D%3DQAQ%E5%81%9A%E5%AE%8C%E8%8B%B1%E8%AF%AD%E5%81%9A%E6%95%B0%E5%AD%A6..%E8%84%91%E8%A2%8B%E5%B0%B1%E6%98%AF%E7%81%8C%E6%B5%86%E7%B3%8A%E4%BA%86%E6%B2%A1%E7%9A%84%E8%AF%B4..)
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[(x-2y)^3]^3/[(2y-x)^2]^4=求过程==QAQ做完英语做数学..脑袋就是灌浆糊了没的说..
[(x-2y)^3]^3/[(2y-x)^2]^4=求过程==
QAQ做完英语做数学..脑袋就是灌浆糊了没的说..
[(x-2y)^3]^3/[(2y-x)^2]^4=求过程==QAQ做完英语做数学..脑袋就是灌浆糊了没的说..
[(x-2y)^3]^3=(x-2y)^9=a
[(2y-x)^2]^4=(x-2y)^8=b
a/b=x-2y
2(x-y)²-3(x-y)(-y-x)
x(x-y)2-(y-x)3
[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
(y-x)^4(x-y)^3+2(x-y)^6(y-x)
(x-y)^3×(y-x)^4+(x-y)^2×(y-x)^5
计算(x-y)^2×(x-y)^3×(y-x)×(y-x)^2
(x+y)/2- x-y/2=6 3(x+y)=4(x-y)
12(x+y)^3(y-x)/【4(x+y)^2(x-y)】
2分之x+y+3分之x-y;4(x+y)-(x-y)谢谢了,
[(3x+y)(x-y)-(2x+3y)(x-y)]*(x-y)
计算:x+2y/x-y+2x/y-x-3y/x-y
化简:(x-3y)(x+y)-(x-2y)(x+2y)-(x-y)平方
3x+y=2 -y/x+y=123x+y=2 (-y/x)+y=12
3x(x-2y)+(x+2y)(2x-y)-3y(y-2x)
2(x-y)+3(x+y)2-5(x-y)-8(x+y)2-(x-y)