Calculus 3
Calculus
Level
4
\[\large \lim_{x \to \infty} \ x^3 \left(\sqrt{x^2 + \sqrt{1+x^4}} - x\sqrt{2} \right) = \, ? \]
For your final step, use the approximation \( \sqrt 2 = 1.4\).
by
Radhesh Sarma