6. Prove that $1 \leq \int_{-1}^{1} \frac{1}{1 + x^{2n}} dx \leq 2$ for all $n \in \mathbb{N}$.
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" If we assume that dx refers to the difference between consecutive natural numbers, then we can write: dx = n+1 - n Simplifying this expression, we get: dx = 1 So, dx is always equal to 1 for any natural number n. Show more…
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