1.x^4-2x^3-8x+16

问题描述:

1.x^4-2x^3-8x+16
2.144(x2-1)x^2-100x^2
3.(x^2+6x+6)^2+x^2+6x+4

1.x^4-2x^3-8x+16=x³(x-2)-8(x-2)=(x-2)(x³-8)=(x-2)²(x²+2x+4)2.144(x2-1)x^2-100x^2=x²(144x²-144-100)=x²(12x+2√61)(12x-2√61)3.(x^2+6x+6)^2+x^2+6x+4=[(x^2+6x+4)+2]^2+(...