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# Ncert Class 12 Maths Matrices

Categories: Class 12, Matrices, Ncert
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concept, notation, order, equality, types of matrices, zero and identity matrix, transpose of a matrix, symmetric and skew symmetric matrices. Operation on matrices: Addition and multiplication and multiplication with a scalar. Simple properties of addition, multiplication and scalar multiplication. On-commutativity of multiplication of matrices and existence of non-zero matrices whose product is the zero matrix (restrict to square matrices of order 2). Invertible matrices and proof of the uniqueness of inverse, if it exists; (Here all matrices will have real entries).

### What Will You Learn?

• Understand the concept, notation, order, equality, types of matrices
• Learn about transpose of a matrix, symmetric and skew symmetric matrices.
• How to use operation on matrices (Addition and multiplication and multiplication with a scalar)
• Understand simple properties of addition, multiplication and scalar multiplication.
• Learn on-commutativity of multiplication of matrices and existence of non-zero matrices whose product is the
• zero matrix (restrict to square matrices of order 2)
• Solve Invertible matrices and proof of the uniqueness of inverse, if it exists; (Here all matrices will have real entries).

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09:09
09:20
08:26
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