f(x)=x^4+x^3-3x^2-4x-1和g(x)=x^3+x^2-X-1的最大公因子是?谢谢~~

2024-12-18 17:17:01
推荐回答(2个)
回答1:

f(x)=x^4-1+x(x^2+3x-4)=(x^2-1)(x^2+1)+x(x+4)(x-1)=(x-1)(x+1)(x^2+1)+x(x+4)(x-1)=(x-1)[(x+1)(x^2+1)+x(x+4)]
g(x)=x^2(x+1)-(x+1)=(x^2-1)(x+1)=(x-1)(x+1)(x+1)
故:x-1为最大公因数

回答2:

G(X)=(x-1)*(x+1)^2
F(X)=(x+1)*(x^3-3*x-1)
so the answer is:……