11 lines
168 B
TeX
11 lines
168 B
TeX
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\begin{deloppgaver}
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\delo
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\[f'(x) = 3\]
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\delo
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\[f^{-1}(x) = \frac{x}{3} - 1\]
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\delo
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\[\frac{d}{dx} f^{-1}(x) = \frac{1}{3} \]
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\end{deloppgaver}
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