因式分解:X(X+1)(X+2)(X+3)+1

2025-03-05 09:35:07
推荐回答(1个)
回答1:

x(x+1)(x+2)(x+3)+1
=[x(x+3)][(x+1)(x+2)]+1
=(x²+3x)(x²+3x+2)+1
=(x²+3x)²+2(x²+3x)+1
=(x²+3x+1)²