Finding Determinants

What is the determinant of a zero matrix?

• The determinant is not defined for a zero matrix

• 0

• 1

• -1

What is the determinant of the identity matrix?

• 0

• -1

• The determinant is not defined for the identity matrix

• 1

What is the determinant of a triangular matrix?

• The difference of its diagonal elements

• The sum of its diagonal elements

• The quotient of its diagonal elements

• The product of its diagonal elements

What is the determinant of the product of two matrices?

• The sum of the determinants of the two matrices

• The quotient of the determinants of the two matrices

• The product of the determinants of the two matrices

• The difference of the determinants of the two matrices

What is the determinant of a 3x3 matrix?

• ad - bc

• a + b + c + d + e + f + g + h + i

• aei + bfg + cdh - ceg - bdi - afh

• a - b - c - d - e - f - g - h - i

What is the determinant of a matrix multiplied by a scalar?

• The determinant of the matrix added to the scalar

• The determinant of the matrix subtracted by the scalar

• The determinant of the matrix divided by the scalar

• The determinant of the matrix multiplied by the scalar

What is the determinant of a 2x2 matrix?

• aei + bfg + cdh - ceg - bdi - afh

• a - b - c - d

• a + b + c + d

• ad - bc

Find the determinant of the matrix.

Find the determinant of the matrix.

Find the determinant of the matrix.