Chapter 4 Determinants Class 12 Lecture 6

“The people who are crazy enough to think they can change the world, are the ones who do.” – Steve Jobs

Lecture 6 Chapter 4 Determinants Class 12

00:00:05 Proof of finding determinants using cofactors
00:04:58 NCERT Solutions Exercise 4.4 Question 4
00:11:55 NCERT Solutions Exercise 4.4 Question 5
Adjoint of a matrix
00:13:25 NCERT Solutions Exercise 4.5 Question 1 Question 2
00:17:35 Proof of A.adj(A) = adj(A).A = |A|I
00:21:35 NCERT Solutions Exercise 4.5 Question 3
00:24:35 NCERT Solutions Exercise 4.5 Question 4