分解因式:a^4b^4-a^4-b^4+1
分解因式:a^4b^4-a^4-b^4+1.写出过程袄
参考答案:a^4b^4-a^4-b^4+1=a^4(b^4-1)-(b^4-1)
=(b^4-1)(a^4-1)
=(b^2+1)(b+1)(b-1)(a^2+1)(a-1)(a+1)
分解因式:a^4b^4-a^4-b^4+1.写出过程袄
参考答案:a^4b^4-a^4-b^4+1=a^4(b^4-1)-(b^4-1)
=(b^4-1)(a^4-1)
=(b^2+1)(b+1)(b-1)(a^2+1)(a-1)(a+1)