Example 2 - Chapter 4 Class 12 Determinants (Term 1)
Last updated at Sept. 22, 2018 by Teachoo
Last updated at Sept. 22, 2018 by Teachoo
Transcript
Example 2 - Chapter 4 Class 12 Determinants - NCERT Book Evaluate |x x+1 x-1 x| |x x + 1 x - 1 x| = x(x) - (x-1) (x+1) = x^2 – (x^2 - 1^2) = x^2 - x^2 + 1 = 1
Finding determinant of a 2x2 matrix
Finding Determinant
Important things to note in Determinants
Example 1
Ex 4.2, 16 (MCQ) Deleted for CBSE Board 2022 Exams
Ex 4.1,1
Ex 4.1, 2 (i)
Ex 4.1, 3 Important
Example 2 You are here
Ex 4.1, 8 (MCQ)
Example 5 Important
Ex 4.1, 7 (i) Important
What is the difference between Matrix & Determinant?
Finding determinant of a 2x2 matrix
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