5 Questions
What is the determinant of a 2 × 2 matrix?
$|a b c d| = ad - bc$
What does a nonzero determinant of a matrix indicate?
The matrix is invertible.
Which of the following is a correct statement about the determinant?
The determinant of a matrix A is denoted as det(A), det A, or |A|.
What is the determinant of a 3 × 3 matrix?
$|a b c d e f g h i| = aei + bfg + cdh - ceg - bdi - afh$
How can the determinant of an n × n matrix be defined?
Leibniz formula
Study Notes
What is the determinant of a 2 × 2 matrix? What does a nonzero determinant of a matrix indicate? Which of the following is a correct statement about the determinant? What is the determinant of a 3 × 3 matrix? How can the determinant of an n × n matrix be defined?
Test your knowledge of determinants with this quiz! Explore the properties and calculations of determinants for square matrices. Determine if a matrix is invertible based on its determinant value.
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