polynomial f(x)=x^2+8 g(x)=x^3+1 calculate f(x)+g(x) and g(x)-1(x)
Answers
Answered by
1
f(x) =x^2 +8
g(x)=x^3+1
f(x)+g(x)=0
x^2 +8+x^3+9=0
x^3+x^2+9=0
x^2(x+1)+9=0
x+1+9=0
x= - 10
g(x)-f(x)=0
X^3+1-x^2-8=0
x^3-x^2-7=0
x^2(x-1)-7=0
x-1-7=0
x=8
Similar questions