x4+4x3+3x2-2(x+3)因式分解
问题描述:
x4+4x3+3x2-2(x+3)因式分解
答
x4+4x3+3x2-2(x+3)
=> x²(x²+4x+3)-2(x+3)
=> x²(x+3)(x+1)-2(x+3)
=>(x+3)(x²(x+1)-2)
=>(x+3)(x³+x²-2)