Finding determinant of a 2x2 matrix
Finding determinant of a 2x2 matrix
Last updated at April 16, 2024 by Teachoo
Ex 4.1, 1 Evaluate the determinants |■8(2&4@−5&−1)| [■8(𝟐&𝟒@−𝟓&−𝟏)] = 2(−1) − (−5)(4) = −2 + 20 = 18