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# ← Chapter 4 termsTest

### Question Limit

of 37 available terms

### 5 Matching Questions

1. dilation
2. Matrix element
3. Matrix
4. preimage
5. 5 properties scalar multiplication chart pg 179
1. a is a rectangular array of numbers written within brackets.
2. b is a transformation that changes the size of a figure.
3. c Each number in a matrix is a matrix element.
4. d The original figure in a transformation.
5. e ...

### 5 Multiple Choice Questions

1. Equal matrices are matrices with the same dimensions and equal corresponding elements.
2. chart
3. a function that changes the position or direction of the axes of a coordinate system
4. ﻿﻿﻿﻿﻿﻿﻿﻿
5. The additive identity matrix for the set of all m X n matrices is the zero matrix O, or Om x n , whose elements are all zeros.

### 5 True/False Questions

1. 4 properties of matrix multiplication chart pg 1824 properties of matrix multiplication chart pg 182

2. constant matrixa matrix with the same number of rows and columns

3. determinant of a 2x2 matrixIf matrix A is an m X n matrix and matrix B is an n X p matrix, then the
product matrix AB is a n / n X p matrix

4. row operationsA rotation is a transformation that turns a figure about a fixed point

5. evaluating the determinant of a 3x3 matrixor an n X n square matrix, the multiplicative identity matrix is an n X n square matrix /, or In x n, with l's along the main diagonal and O's elsewhere.