Ex 3.2, 3 (iv) - Chapter 3 Class 12 Matrices
Last updated at August 20, 2026 by Teachoo
Ex 3.2
Ex 3.2, 1
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Chapter 3 Class 12 Matrices
Serial order wise
Transcript
Ex 3.2, 3 Compute the indicated products (iv) [■8(2&3&4@█(3@4)&█(4@5)&█(5@6))] [■8(1&−3&5@█(0@3)&█(2@0)&█(4@5))] [■8(2&3&4@█(3@4)&█(4@5)&█(5@6))]_(3 × 3) [■8(1&−3&5@█(0@3)&█(2@0)&█(4@5))]_(3 × 3) = [■8(2×1+3×0+4×3&2×(−3)+3×2+4×0&2×5+3×4+4×5@3×1+4×0+5×3&3×(−3)+4×2+5×0&3×5+4×4+5×5@4×1+5×0+6×3&4×(−3)+5×2+6×0&4×5+5×4+6×5)]_(3 × 3) = [■8(2+0+12&−6+6+0&10+12+20@3+0+15&−9+8+0&15+16+25@4+0+18&−12+10+0&20+20+30)] = [■8(𝟏𝟒&𝟎&𝟒𝟐@𝟏𝟖&−𝟏&𝟓𝟔@𝟐𝟐&−𝟐&𝟕𝟎)]
