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Flashcards
What is the small angle approximation for $\sin \theta$ and $\tan \theta$??
$$ \sin \theta \approx \tan \theta \approx \theta $$
What is the small angle approximation for $\cos \theta$??
$$ 1 - \frac{\theta^2}{2} $$
What is $$\frac{\tan 2\theta}{\sin \theta}$$ for $\theta \approx 0$??
$$ 2 $$
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date: 2021-11-09 15:30
tags:
- '@?public'
- '@?school'
- '@?maths'
- '@?year-2'
- '@?trigonometry'
title: Maths - Small Angle Approximations