Chapter 3 • Class 12 Mathematics
Matrices
Class 12 Maths Matrices — types of matrices, addition, scalar multiplication, matrix multiplication, transpose, symmetric and skew-symmetric matrices, invertible matrices. Solved examples and MCQ tests.
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1
Matrices: Order, Types & Equality
A matrix is a rectangular array of numbers arranged in rows and columns. A matrix with rows and columns is said to have order , and the entry in row ,…
Start this topic → 2Operations on Matrices
Matrices can be added, scaled and multiplied, but each operation has rules about when it is defined. Addition and scalar multiplication Two matrices c…
Start this topic → 3Transpose, Symmetric & Invertible Matrices
The transpose (also written ) of a matrix is obtained by interchanging its rows and columns: . If is , then is . Rules of transpose Reversal law: Symm…
Start this topic →Chapter-wide tests
Online Test
10 MCQ • 20 min
IMO / Olympiad Practice
Olympiad level • 20 min
📝 Full Chapter Test (Download & Print)
35 marks • 75 min • with answer key