因式分解,(x²-5)²+8(x²-5)+16=

来源:学生作业帮助网 编辑:作业帮 时间:2024/04/30 20:02:56
因式分解,(x²-5)²+8(x²-5)+16=

因式分解,(x²-5)²+8(x²-5)+16=
因式分解,(x²-5)²+8(x²-5)+16=

因式分解,(x²-5)²+8(x²-5)+16=
(x²-5)²+8(x²-5)+16
=(x²-5+4)²
=(x²-1)²
=(x+1)²(x-1)²

=(x²-5)²+8(x²-5)+4²=(x²-5+4)²=(x²-1)²=(x+1)²(x-1)²

x^4-2*5*x^2+25+8*x^2-8*5+16 = x^4-2*x^2+1