Matrices
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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Dimensions | rows and columns mxn
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Equal Matrices | have the same dimensions and the corresponding elements are equal
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Point Matrix | 2x1 matrix
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Matrix Addition | adding the corresponding elements of two matrices with the same dimensions
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Multiplying Matrices | multiply the first element by the first element and so on
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Transformation | change from a preimage to an image
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Theorem | [k 0
0 k] is the matrix for Sk
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Identity Transformation | the transformation that maps each point (x,y) onto itself
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Scale Change | the transformation that maps (x,y) onto (ax,by)
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[0 -1 1 0] | the matrix for R90
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Review the information in the table. When you are ready to quiz yourself you can hide individual columns or the entire table. Then you can click on the empty cells to reveal the answer. Try to recall what will be displayed before clicking the empty cell.
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If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
To hide a column, click on the column name.
To hide the entire table, click on the "Hide All" button.
You may also shuffle the rows of the table by clicking on the "Shuffle" button.
Or sort by any of the columns using the down arrow next to any column heading.
If you know all the data on any row, you can temporarily remove it by tapping the trash can to the right of the row.
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Created by:
acaforever
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