(-3a+2b)(-3a-2b) (3/4x-4/3y)^2 (0.5a+1/4)^2 (-2a^2-7b)^2 (-8
同底数幂乘方(a-b)^5*(a-b)^10*(b-a)(a-2b)^2*(a-2b)*4*(a-b)(x-3y)^2*
(3a+b)(3a-b) (-1/2a-b) (3y+2x)^2 (3ab+2b)^2 -8a^4b^/6ab^2 (3
几道因式分解..4ab(a+b)^2-6a^2b(a+b)(x+y)^2(x-y)+(x+y)(x-y)^22a(a-3
A.A+(4X+3Y)B.A+(4X+6Y) C.A+2(
(-3a+2b)(-3a-2b) (3/4x-4/3y)^2 (0.5a+1/4)^2 (-2a^2-7b)^2 (-8
1/4(a-b)^2x(b-a)^3x(-a-b)^5x(2a+2b)^4
分解因式1、2a(a-b)+4a(2a+3b) 2、a(a+b)(a-b)-a(a+b)的平方 3、x(x-y)的立方+
把(a+b)和(x+y)各看成一项,合并同类项:(1)4(a+b)+2(a+b)-(a+b); (2)3(x-y)^2-
1.(a-b)^2(b-a)^3(a-b)^-4
单项式A,B满足等式2x(A-3x)=4x的平方y+B,求A,B
3x(a-b)-2y(b-a) 因式分解
计算:(1) (2x-3y)+(5x+4y) (2) (8a-7b)-(4a-5b)