First do a bit of algebra.
Sqrt(1 +2t^2 +t^4)= (1 + t^2).
Just integrate that.
The answer is t + t^3/3 + C
I forgto how to integrate...its been to long.
integration(Sqrt(1+2t^2+t^4))
1 answer
integration(Sqrt(1+2t^2+t^4))
1 answer