Tính f(x) + g(x);
Tính f(x)+g(x);
1.f(x)= 5x^4+4x^3-3x^2+2x-1
g(x)= -x^4+2x^3-3x^2+4x+5
2. .f(x)=3x^6-5x^4+2x^2-7
g(x)=8x^6+7x^4-x^2+11
3.f(x)=x^5+x^4+2x^2-7
G(x)=4-2x^3+x^4+7x^5
1.f(x)= 5x^4+4x^3-3x^2+2x-1
g(x)= -x^4+2x^3-3x^2+4x+5
2. .f(x)=3x^6-5x^4+2x^2-7
g(x)=8x^6+7x^4-x^2+11
3.f(x)=x^5+x^4+2x^2-7
G(x)=4-2x^3+x^4+7x^5