Mathematics, 01.02.2020 04:43 candancejc8942
Each column of the matrix t=[0,0,3,0,3,0] represents a vertex of a triangle. if rosa scales the triangle by fining 3t what are the vertices of the scaled triangle?
![Each column of the matrix t=[0,0,3,0,3,0] represents a vertex of a triangle. if rosa scales the tria](/tpl/images/01/01/youWqMzsnJV62SBR.jpg)
Answers: 1
![n\cdot\left[\begin{array}{ccc}a&b&c\\d&e&f\end{array}\right] =\left[\begin{array}{ccc}(n)(a)&(n)(b)&(n)(c)\\(n)(d)&(n)(e)&(n)(f)\end{array}\right] \\\\============================](/tpl/images/0491/9725/a5377.png)
![\text{We have:}\\\\T=\left[\begin{array}{ccc}0&0&3\\0&3&0\end{array}\right] \Rightarrow\text{vertex}\ (0,\ 0),\ (0,\ 3),\ (3,\ 0)\\\\-----------------------------\\\\3T=\left[\begin{array}{ccc}(3)(0)&(3)(0)&(3)(3)\\(3)(0)&(3)(3)&(3)(0)\end{array}\right] =\left[\begin{array}{ccc}0&0&9\\0&9&0\end{array}\right] \\\\\text{new vertex:}\ (0,\ 0),\ (0,\ 9),\ (9,\ 0)](/tpl/images/0491/9725/90b52.png)
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Each column of the matrix t=[0,0,3,0,3,0] represents a vertex of a triangle. if rosa scales the tria...
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