Class 12 Maths · Chapter 3 · CBSE / NCERT
Matrices
Numbers arranged in rows and columns. You’ll learn the kinds of matrices, adding and multiplying them, the transpose, symmetric and skew symmetric matrices, and the inverse.
14 short lessons · about 62 minutes in all
What you’ll learn
- 1What a matrix is, and its order4 min
- 2Row, column, square, diagonal and identity matrices4 min
- 3When two matrices are equal4 min
- 4Adding matrices4 min
- 5Multiplying by a number, and subtracting4 min
- 6Multiplying two matrices5 min
- 7Why A times B is not B times A4 min
- 8The rules matrix multiplication keeps5 min
- 9Squaring a matrix, and matrix expressions5 min
- 10The transpose: turning rows into columns4 min
- 11Rules for transposes5 min
- 12Symmetric and skew symmetric matrices4 min
- 13Splitting a matrix into symmetric and skew parts5 min
- 14The inverse of a matrix5 min
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What a matrix is, and its order · about 4 minutes
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More Class 12 Maths
The other 12 chapters.
CH 1Relations and Functions14 lessonsCH 2Inverse Trigonometric Functions14 lessonsCH 4Determinants14 lessonsCH 5Continuity and Differentiability14 lessonsCH 6Application of Derivatives12 lessonsCH 7Integrals18 lessonsCH 8Application of Integrals10 lessonsCH 9Differential Equations14 lessonsCH 10Vector Algebra14 lessonsCH 11Three Dimensional Geometry14 lessonsCH 12Linear Programming12 lessonsCH 13Probability14 lessons
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