因式分解,(1)(x^2+1)y^2-x^2-1 (2)a-ab^2 (3)2a^4+4a^3+2a^2 (4)a^2(
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
(x+a)(x+2a)(x+3a)(x+4a)+a^4如何因式分解?
因式分解(x+a)(x+2a)(x+3a)(x+4a)+a^4
因式分解:1/2a^2(x-2a)^2-3/4a(2a-x)^3
因式分解:(1) 12a²b(x-y)³-4ab(y-x)² (2) (a²-4
因式分解-6a^3+4ab^3-2a^2b,3a^2(x-y)+27(y-x)
a(a-1)(a-2)(a-3)(a-4)因式分解
因式分解 (1) ax^4-81a (2) 4x^2(x-y)+2x(x-y) (3) a^2x^2+4a^2xy+4a
(1) 3a^3+6a^2+3a (2)x^2(x-y)+9(y-x) (3)(x^2+4)^2-16x^2 因式分解
因式分解 a^3-1/4ab^2
计算 (1/3a^2b)^2*(-9ab^3)/(-1/2a^4b^2) 因式分解:4x^2(x-y)+(y-x)急.
因式分解:(1)(a+b)²+a+b+1/4 (2)6(x-y)²+3(y-x)³