
Category: Mathematics


Solution: Find the value of the second matrix with the given condition

Solution: If a 3 x 3 matrix and its inverse are multiplied together

Solution: What is the cofactor with the first row, second column element?

Solution: What is the cofactor of the second row, third column element?

Solution: Solve the equations by Cramer’s Rule: 2x–y+3z=-3,3x+3y–z=10,-x–y+z=-4

Solution: Given the equations, Solve for y by determinants

Solution: Compute the value of x by determinant.

Solution: Evaluate the determinant of the given 4 x 4 matrix.
