Chapter 4: Matrices Word Scramble
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Question | Answer |
What is a matrix? | Is a rectangular arrangement of objects, each of whichis called an element of the matrix. |
What are two matrices called? | Two matrices are equal matrices if and only if they have the same dimensions and their corresponding elements are equal. |
2 X 1 matrix is callled a | point matrix |
Definition of Matrix Multiplication | Supoose A is an m X n matrix and B is an n X p matrix. Then the product A X B(or AB) is the m X p matrix whose elemnt in row i an column j is the product of row i of A and column i of B. |
What is a transformation? | Is a one to one correspondence beteen the points of a preimage and the points of an image. |
What is a reflection? | Is a transformation that maps a figure to its reflection image. |
Thereom | If two lines have slopes m1 and m2 and m1m2=-1, then the lines are perpendicular. |
What is a rotation? | The amount and direction of the turn determine the magnitude of the rotation. |
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