1.(x-y)^5·(y-x)^4·(x-y)^3 2.a^2·a^3+a·a^5 3.2^2004x(-2)^2004x(-1/4)^2004计算!现在就要!上面是有3小题

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1.(x-y)^5·(y-x)^4·(x-y)^32.a^2·a^3+a·a^53.2^2004x(-2)^2004x(-1/4)^2004计算!现在就要!上面是有3小题1.(x-y)^5·(y-x)

1.(x-y)^5·(y-x)^4·(x-y)^3 2.a^2·a^3+a·a^5 3.2^2004x(-2)^2004x(-1/4)^2004计算!现在就要!上面是有3小题
1.(x-y)^5·(y-x)^4·(x-y)^3 2.a^2·a^3+a·a^5 3.2^2004x(-2)^2004x(-1/4)^2004
计算!现在就要!
上面是有3小题

1.(x-y)^5·(y-x)^4·(x-y)^3 2.a^2·a^3+a·a^5 3.2^2004x(-2)^2004x(-1/4)^2004计算!现在就要!上面是有3小题
1.(x-y)^5·(y-x)^4·(x-y)^3
=(x-y)^5·(x-y)^4·(x-y)^3
=(x-y)^12
2.a^2·a^3+a·a^5
=a^5+a^6
3.2^2004x(-2)^2004x(-1/4)^2004
=[2×(-2)×(-1/4)]^2004
=1^2004
=1
祝学习快乐!

(x-y)^4·(x-y)-2(y-x)³·(y-x)²怎么算, (x-y)^3·(y-x)^4 / [(x-y)^8/(y-x)^3] 1.(-2a)³·b²÷(8a³b²) 2.-5x(2x²-3x+4)+4x³+15x3.(x²-2y²)(x+2y)-2xy(x-y)4.(x-y+z)(x-y-z)化简求值 [(x+y)(x-y)-(x+y)²-2y(x-2y)]÷(-2y),其中x=5,y=2003 初一计算题:【3(x-y)²】·【-2(x-y)】·【5/4(x-y)】 [x/(x-y)]·[y²/(x+y)]-[x^4y/(x^4-y^4)]÷[x²/(x²+y²)]= 计算:(1+ y/x-y )·(1- x/x+y) (x+2y)(x-2y)(x^2-4y^2),其中x=2,y=-1(x+5)^2-(x-5)^2-5(2x+1)(2x-1)+x·(2x)^2,其中x=-1 1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-y )^4】 1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-y1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-y )^4】 已知x+4y-2x+8y+5=0,求x^4-y^4/2x+xy-y·2x-y/xy-y÷(x+y/y)的值.数学上交不不算请教下. 4x+2y-5x-y 5x-4y(y-x)=? x-y+5x-4y 因式分解(x-2y)(x-3y)+(x-4y)(x-5y)+(x-3y)(x-5y)+(x-2y)(x-4y) 如果把(x-2y)看作一个整体,下列计算正确的是:( )A.(x-2y)²·(2y-x)³=(x-2y)^5B.(x-2y)²·(2y-x)²=-(x-2y)^4C.(x-2y)²·(2y-x)³(x-2y)²=(x-2y)^7D.(x-2y)²·(2y-x)³=-(x-2y)^5求详解 几道简单的计算题①(-x)^3·x·(-x)^4÷x^5②(x^3)^4+x^10·x^2+x·x^3·x^8③(16x^2y^3z+8x^3y^2z)÷8x^2y^2④(2x+y)(x-y)-(x+2y)^2 1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-y )^4】 计算 1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(计算 1.(m-1)^5÷(m-1)^3 2.(x-y)^10÷(x-y)^5÷(y-x)^4 3.(2x-y)^12÷【(2x-y)^3·(2x-y )^4】