2y*2x十2x*4y 怎么化简,最后答案等于多少
1个回答
2y*2x十2x*4y
=2x*2y十2x*4y
=4xy+8xy
=12xy
有什么不懂请追问,我会为您详细解答,
相关问题
(x-y)^2+2(x-y)-8怎么化简?为什么等于(x-y+4)(x-y-2)?
怎么化简代数式如〈4x-2y〕-〖-〔-2y-x〕+〔x-y〕〗-5x〖〗是中括号怎么化简2x^2y+2xy-[3x^2
(2x+y)^2-4x-2y-3=0怎么化简
化简求值(2X十y)(X一2y)一2x(X十y)其中x,y满足X^2十y^2一2X十4y=一5
怎么化简-2(x-3y) 3(2x-y)-4(2x 3y)?
(x-5y)+4(2x-6y)怎么化简
((x-y)^2+(x+y)^2)×(x^4-x^2y^2+y^4)化简
(3x+2y)(3x-2y)+(-3x-2y)^2化简的最后结果,快
化简:2x/(x²-4y²)+2/(2y-x)+1
(4x-2y)-(-(-2y-x)+(x-y))-5x 化简