Ex 4.1, 1
Evaluate the determinants |■8(2&4@−5&−1)|
[■8(𝟐&𝟒@−𝟓&−𝟏)]
= 2(−1) − (−5)(4)
= −2 + 20
= 18
Made by
Davneet Singh
Davneet Singh is a graduate from Indian Institute of Technology, Kanpur. He has been teaching from the past 12 years. He provides courses for Maths and Science at Teachoo.