Matrices
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
|
|
||||
---|---|---|---|---|---|
What is true if two matrices, A and B, have the same dimensions? | Their sum A+B is the matrix in which each element is the sum of the corresponding elements in A and B.
🗑
|
||||
What is the definition of matrix multipulcation? | Suppose A is an m x n matrix and B is an n x p matrix. then the product (AB) is the m x p matrix whose element in row i and column j is the product of row i of A and column j of B.
🗑
|
||||
If two lines with slopes m1 and m2 are perpindicular, then what does m1m2 equal? | -1
🗑
|
||||
What transformation maps (x,y) onto (x+h,y+k)? | This is a translation of h units horizontally and k units vertically.
🗑
|
||||
What is true for a line under translation? | It is parallel to its image.
🗑
|
||||
What is a reflection? | A transformation that maps a figure to its reflection image.
🗑
|
||||
What is a transformation? | A one-to-one correspondence between the points of a preimage and the points of an image.
🗑
|
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.
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.
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.
Embed Code - If you would like this activity on your web page, copy the script below and paste it into your web page.
Normal Size Small Size show me how
Normal Size Small Size show me how
Created by:
jsica
Popular Math sets