x^3(a+1)-xy(x-y)(a-b)+y3^(b+1) 因式分解_数学解答

x^3(a+1)-xy(x-y)(a-b)+y3^(b+1) 因式分解

人气：341 ℃　时间：2020-05-09 02:50:14

解答

x³(a+1)-xy(x-y)(a-b)+y³(b+1)=x³(a-b+b+1)-xy(x-y)(a-b)+y³(b+1)=x³(a-b)+x³(b+1)-xy(x-y)(a-b)+y³(b+1)=(x³+y³)(b+1)+[x³-xy(x-y)](a-b)=(x+y)(x²-xy+y&#...