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## Mar 23 Crazy integration! Odd functions! Even functions! Calculus Thinking!

I spent a couple of months on this problem, on and off. It’s a wild one! My favorite post to date!

Integrate:
$$\int_{-2}^{2}\frac{1+x^{2}}{1+2^x}\ dx$$

Crazy, right? Have a look at the solution and discussion here!