precalc help

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What's the matrix that rotates vectors by pi/6 counterclockwise?

Guest Oct 9, 2019

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Best Answer

$R(\theta) = \begin{pmatrix}\cos(\theta)&-\sin(\theta)\\\sin(\theta)&\cos(\theta)\end{pmatrix}\\ \text{Now just plug in $\theta=\dfrac{\pi}{6}$}$

Rom Oct 9, 2019

edited by Rom Oct 10, 2019

Rom · Answer 1 · 2019-10-09T06:07:49

$R(\theta) = \begin{pmatrix}\cos(\theta)&-\sin(\theta)\\\sin(\theta)&\cos(\theta)\end{pmatrix}\\ \text{Now just plug in $\theta=\dfrac{\pi}{6}$}$

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