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For each $n \in \mathbb{N}$ and $x \in [0, +\infty)$ let g_n(x) = \frac{x}{1 + x^n}...

For each $n \in \mathbb{N}$ and $x \in [0, +\infty)$ let g_n(x) = \frac{x}{1 + x^n}

a. Find the pointwise limit on $[0, +\infty)$

b. Explain how we know that the convergence \textit{cannot} be uniform on $[0, +\infty)$

a & b Please

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