4.12 Linear transformations and matrices
Interactive practice questions
Consider transformation $T$T and point matrix $P$P. In the multiplication $T\cdot P$T·P what transformation does matrix $T$T perform on the point $P$P?
| $T$T= |
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$P$P= |
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Reflection about the origin.
Reflection about the line $y=x$y=x.
Reflection about the $x$x-axis.
Reflection about the $y$y-axis.
Keeps the point unchanged.
Consider transformation $T$T and point matrix $P$P. In the multiplication $T\cdot P$T·P what transformation does matrix $T$T perform on the point $P$P?
Consider transformation $T$T and point matrix $P$P. In the multiplication $T\cdot P$T·P what transformation does matrix $T$T perform on the point $P$P?
Consider transformation $T$T and point matrix $P$P. In the multiplication $T\cdot P$T·P what transformation does matrix $T$T perform on the point $P$P?