ex-integral
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| ex-integral [2021/05/05 08:14] – created tahzibi | ex-integral [Unknown date] (current) – removed - external edit (Unknown date) 127.0.0.1 | ||
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| - | 1. Seja $f: [a, b] \rightarrow \mathbb{R}.$ Prove ou dê contraexemple para seguintes afirmações: | ||
| - | * $f \in \mathcal{R}$ então $|f| \in \mathcal{R}$ | ||
| - | * $|f| \in \mathcal{R}$ então $f \in \mathcal{R}$ | ||
| - | * $f \in \mathcal{R}$ e $|f(x)| \geq c > 0$ então $\frac{1}{f} \in \mathcal{R}$ | ||
| - | * $f \in \mathcal{R}$ então $f \circ f \in \mathcal{R}$ | ||
| - | * $f^2 \in \mathcal{R}$ então $f \in \mathcal{R}$ | ||
| - | 2. | ||
ex-integral.1620213243.txt.gz · Last modified: 2021/05/05 08:14 by tahzibi