Question

y= ( 1+x^2+x^4 )/(1+x+x^2) then dy/dx=?​

Answer 1

Answer:

2x-1

Step-by-step explanation:

Identity used:($(x^{2} +x+1)(x^{2} -x+1)=x^4+x^2+1$)

therefore y=$\frac{(x^{2} +x+1)(x^{2} -x+1)}{(x^{2} +x+1)}$

hence      y=x^{2} -x+1

                $\frac{dy}{dx} =2x-1$