Example 2 - Chapter 4 Class 12 Determinants
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
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