Answer by peterwhy for Transform y=sin(x) with a matrix
Using $x'$ and $y'$ for the transformed points, from your method 1,$$\begin{align*}\begin{bmatrix}3 & 4 \\-2 & 8\end{bmatrix} \begin{bmatrix} t \\ \sin{t} \end{bmatrix} &= \begin{bmatrix}...
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Transform y=sin(x) with a matrix
I want to transform the graph $y=\sin{x}$ by the matrix $\begin{bmatrix}3 & 4 \\-2 & 8\end{bmatrix}$, which roughly judging would give a clockwise rotation and a stretch.My solution is to first...
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