求u(x),v(x),使u(x)f(x)+v(x)g(x)=(f(x),g(x))
(1)$$f(x)=x^4+2x^3-x^2-4x-2,g(x)=x^4+x^3-x^2-2x-2$$
(2)$$f(x)=4x^2-2x^3-16x^2+5x+9,g(x)=2x^3-x^2-5x+4$$
(3)$$f(x)=x^4-x^3-4x^2+4x+1,g(x)=x^2-x-1$$
1、设f(x)=x^4+x^2+ax+b。g(x)=x^2+x-2,若(f(x),g(x))=g(x),则a=_____b=____。1、设$f(x)=x^{4
3.已知 (x)=(x)^2-2x+3 , (x)=3(x)^2-x+1, 求下列-|||-(1) (x)+2g(x);-|||-(2) (x)-g(x);-|
5.求 f(x)与 g (x)的最大公因式:-|||-(1) (x)=(x)^4+(x)^3-3(x)^2-4x-1 (x)=(x)^3+(x)^2-x-1;-
5.求f(x)与g (x)的最大公因式:-|||-(1) (x)=(x)^4+(x)^3-3(x)^2-4x-1 (x)=(x)^3+(x)^2-x-1;-||
设x 1 2 4-|||-f(x)= 2 2 1 2-x-|||-1 2 一 x 2 4-|||-1 x x+3 x+6,证明:x 1 2 4-|||-f(x)
设函数f(x)={2,|x|<1,)0,|x|≥1,).求f[g(x)],g[f(x)].设函数f(x)=$\left\{\begin{array}{l}{2,
(B) (int )_({x)_(1)}^(x_{3)}pi [ (f)^2(x)-(g)^2(x)] dx.-|||-(C)(int )_(x)^(x_{3)
[试题]设f(x)=3x,g(x)=x2,则函数g[f(x)]-f[g(x)]=_______________.
已知函数f(x)={2,-1≤x≤0,)x+2,0<x<2,)4,x≥2,).则f(3)= ____ .已知函数f(x)=$\left\{\begin{arra
若多项式f(x)=2x^4-7x^3+8x^2+7x-8和 g(x)=x^2-3x+4,则f(x)div g(x)的商和余式为 ()。若多项式$f(x)=2x^