Matrix - practice problems
Direction: Solve each problem carefully and show your solution in each item.Number of problems found: 41
- Matrices 2
Suppose A=(1 6 3 −2) B=(4 −3 −4 3) find 2A+3B - Rectangular 9401
Matrix E is a rectangular matrix that contains 48 elements and four rows. How many columns does this matrix have? - The inverse
The inverse matrix for matrix A has a determinant value of 0.333. What value is a determinant of matrix A? - Determine 6112
Find how many columns will contain the inverse matrix to matrix C if matrix C contains nine elements. - Determinant 4173
The inverse matrix determinant to matrix C has a value of 0.125. Determine how often the determinant of the matrix C is larger than the determinant of the inverse matrix to the matrix C. - Determinant 4161
The determinant of the inverse matrix to matrix B has a value of 0.25. What is the value of the determinant of matrix B? - Determinants 5290 The determinant of the product of 2 square matrices has the value 3. What is the product's value of the respective determinants of these matrices?
- Determinant 5531 The determinant of matrix J has the value 0. What will be the value of the determinant of matrix C, which we get as the square of matrix J?
- Matrix 5221 The rank of matrix A is 3. What rank will this matrix have if we add twice the second row to its first row?
- Determinant 5492 The determinant of matrix C is equal to 12. What will the value of the determinant of matrix F be if we know that matrix F is the opposite matrix of matrix C?
- Determinant 7506
We have a matrix of order n ≥ 3. If we add the last column to each column (including the last), how does its determinant change? - Determinant 5513 How many rows does a square matrix A have if we use Sarruss's rule to calculate its determinant?
- The sum 17
The sum of the three numbers is -1. If we multiply the second number by 2, the third number by 3, and add them, we get 5. If we subtract the third number from the sum of the first and second numbers, we get -1. Answer the following: Represent the above - Second-order 5170 What is the rank of a second-order square matrix if we can only say that it is singular?
- Rectangular 4867
The rectangular matrix contains 12 elements and three rows. How many columns does this matrix have?
- Second-order 5138 What is the rank of a second-order square matrix if we can say that this matrix is regular?
- Determinant 5172 Determine the determinant of a square matrix of type 4x4 if we know that it is zero.
- Rectangular 4598 The rectangular matrix contains three rows and four columns. Determine how many elements this matrix contains.
- Determinant 4597 What number do we get if we multiply the determinant of matrix A by the determinant of its inverse matrix?
- Determinant 4137
The determinant of matrix A has the value 2. What will be the value of the inverse matrix determinant to matrix A?
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