What is the augmented matrix of the two systems? 2x_1 + x_2 + 2x _{3} = 2 \\5x_1 + 9x_{2} - 8x_{3} = 4 What does it mean when the determinant of a matrix is 0? If A is a unitary matrix, then what is the determinant of matrix A?
What is the determinant of a nonsingular matrix? What does squaring a matrix do the determinant? What is the determinant of a diagonal matrix? What is the determinant of an orthogonal matrix? What does the determinant of a matrix mean?
以下程序中sort( )函数的功能是对a所指数组中的数据进行由大到小的排序： void sort(int a[ ]，int n) { int i，j，t; for(i=0;i＜n-1;i++) for(j=i+1；j＜n；j++) if(a[i]＜a[j]){t=a[i]；a[i]=a[j]；a[j]=t;} } main( ) { int aa[10]={1，2，3，4，5，6，7...
What is the dimension of AB when A is 2 times 3 matrix and B is 3 times 4 matrix? What is a non-square matrix? If A is a 9 x 9 matrix with 7 pivots, what is the determinant of A? What is the singular value of a matrix? What are matrices used for? What is the diagonal o...
How do you tell if a non-square matrix is invertible? What is the determinant of a nonsingular matrix? Find all values of c, if any, for which the given matrix is invertible. c -c c 1 c 1 0 0 c Find all values of c, if any, for which the given matrix is invertible. c 1...
What does it mean to take the derivative of a matrix? How do you find the dimensions of a square matrix? What is the dimension of AB when A is 2 times 3 matrix and B is 3 times 4 matrix? If A is a 3 \times 5 matrix, what is the maximum dimension of the nullity of A ?
Matrix: For any three matrices {eq}A,B,C {/eq} in space, we say them linearly dependent for some scalars {eq}s,t {/eq} if there exists the linear combination {eq}A=sB+tC {/eq} . If such scalars cease to exists the matrices are said to be linearly independent. ...
Types of Matrix: There are many types of matrices in mathematics. Some of them are as mentioned below: Square Matrix Rectangular Matrix Row Matrix Column Matrix Diagonal Matrix Upper Triangular Matrix Lower Triangular Matrix and so on. Answer and Explanation:1 ...
What does it mean for a matrix to be linearly independent? What are trivial and nontrivial solutions of linear algebra? how to determine linear independence Which of the following matrices has determinant = 9? A. \begin{bmatrix} 9 & 9\9 & 9 \end{bmatrix}\B. \begin{bmatrix} 5 & 4...
What does it mean to span in linear algebra? What is the determinant of a singular matrix? What is the determinant of a nilpotent matrix? What is a free variable in linear algebra? Solve the linear algebra question for A ; [ 0 1 1 1 ] A = [ 1 0 0 1 ] What is the determinant...