Word problems using matrices and determinants | Determinants | Grade 12 | Math | Khan Academy
8:13
YouTubeKhan Academy India - English
Word problems using matrices and determinants | Determinants | Grade 12 | Math | Khan Academy
In this video, we solve word problems involving system of equations using the matrix method. We first represent 2 scenarios in the form of linear equations which we then use to write matrices. We then solve AX = B for the missing matrix X for both the scenarios. To do this, we first check for consistency, then find the adjoint of matrix A ...
1.5K viewsApr 15, 2025
Khan Academy Courses
Introduction to Grammar | Grammar | Khan Academy
2:46
Introduction to Grammar | Grammar | Khan Academy
YouTubeKhan Academy
2.2M viewsMar 23, 2016
Algebra Foundations - Course Trailer
2:46
Algebra Foundations - Course Trailer
YouTubeKhan Academy
86.8K viewsJul 11, 2019
Introduction to high school physics | Khan Academy
2:21
Introduction to high school physics | Khan Academy
YouTubeKhan Academy
45.3K views9 months ago
Top videos
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy
7:30
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy
YouTubeKhan Academy India - Englis
9.7K viewsApr 13, 2025
Full Syllabus Revision| Class 12 Math | Board Exam 2025 | Khan Academy India
2:01:15
Full Syllabus Revision| Class 12 Math | Board Exam 2025 | Khan Academy India
YouTubeKhan Academy India
2.4K viewsMar 7, 2025
Equation of a line in space | 3D Geometry | Grade 12 | Math | Khan Academy
10:02
Equation of a line in space | 3D Geometry | Grade 12 | Math | Khan Academy
YouTubeKhan Academy India - Englis
4.4K viewsApr 4, 2025
Khan Academy Math
Division 1 | Multiplication and division | Arithmetic | Khan Academy
17:02
Division 1 | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
1.3M viewsJan 20, 2010
Basic multiplication | Multiplication and division | Arithmetic | Khan Academy
13:20
Basic multiplication | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
2.3M viewsJul 28, 2009
The idea of division | Multiplication and division | Arithmetic | Khan Academy
8:01
The idea of division | Multiplication and division | Arithmetic | Khan Academy
YouTubeKhan Academy
986.2K viewsAug 14, 2015
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy
7:30
Minors and cofactors | Determinants | Grade 12 | Math | Khan Academy
9.7K viewsApr 13, 2025
YouTubeKhan Academy India - English
Full Syllabus Revision| Class 12 Math | Board Exam 2025 | Khan Academy India
2:01:15
Full Syllabus Revision| Class 12 Math | Board Exam 2025 | Khan Academy India
2.4K viewsMar 7, 2025
YouTubeKhan Academy India
Equation of a line in space | 3D Geometry | Grade 12 | Math | Khan Academy
10:02
Equation of a line in space | 3D Geometry | Grade 12 | Math | Khan Academy
4.4K viewsApr 4, 2025
YouTubeKhan Academy India - English
Domain and range of inverse functions| Inverse Trigonometric Functions| Grade 12| Math| Khan Academy
12:47
Domain and range of inverse functions| Inverse Trigonometric Functions| Grade 12| Math| Khan Academy
2K viewsApr 19, 2025
YouTubeKhan Academy India - English
Properties of Conjugate of a Complex Number | Complex Numbers | TG Grade 12 | Math | Khan Academy
11:35
Properties of Conjugate of a Complex Number | Complex Numbers | TG Grade 12 | Math | Khan Academy
57 views3 weeks ago
YouTubeKhan Academy India - English
Types of matrices | Matrices | Grade 12 | Math | Khan Academy
8:03
Types of matrices | Matrices | Grade 12 | Math | Khan Academy
1.8K viewsApr 6, 2025
YouTubeKhan Academy India - English
One to one and onto functions | Relations and Functions | Class XII | Mathematics | Khan Academy
4:54
One to one and onto functions | Relations and Functions | Class XII | Mathematics | Khan Academy
365.8K viewsMar 23, 2023
YouTubeKhan Academy India
7:48
ck12.org normal distribution problems: z-score | Probability and Statistics | Khan Academy
1.4M viewsJan 8, 2010
YouTubeKhan Academy
11:39
Introduction to long division | Multiplication and division | Arithmetic | Khan Academy
2.1M viewsJan 20, 2010
YouTubeKhan Academy
12:11
Multiplication 3: 10,11,12 times tables | Multiplication and division | Arithmetic | Khan Academy
587.7K viewsSep 18, 2009
YouTubeKhan Academy
17:02
Division 1 | Multiplication and division | Arithmetic | Khan Academy
1.3M viewsJan 20, 2010
YouTubeKhan Academy
12:27
Proofs of derivatives of ln(x) and e^x | Taking derivatives | Differential Calculus | Khan Academy
356.1K viewsOct 3, 2009
YouTubeKhan Academy
3:32
Intro to multiplication | Multiplication and division | Arithmetic | Khan Academy
979.9K viewsAug 14, 2015
YouTubeKhan Academy
11:14
Limits to define continuity
1M viewsJan 23, 2013
YouTubeKhan Academy
8:52
Partial fraction expansion to evaluate integral | AP Calculus BC | Khan Academy
538.3K viewsAug 18, 2014
YouTubeKhan Academy
5:41
Introduction to fractions
539.1K viewsAug 2, 2013
YouTubeKhan Academy
16:32
How to use the quadratic formula | Polynomial and rational functions | Algebra II | Khan Academy
2.1M viewsApr 12, 2010
YouTubeKhan Academy
4:39
Introduction to complex numbers | Imaginary and complex numbers | Algebra II | Khan Academy
345.8K viewsDec 18, 2013
YouTubeKhan Academy
9:54
Direct and inverse variation | Rational expressions | Algebra II | Khan Academy
1.4M viewsApr 14, 2011
YouTubeKhan Academy
7:28
Simplifying rational expressions introduction | Algebra II | Khan Academy
2.3M viewsApr 20, 2010
YouTubeKhan Academy
9:53
Finding factors of a number | Factors and multiples | Pre-Algebra | Khan Academy
1.5M viewsAug 6, 2010
YouTubeKhan Academy
8:01
The idea of division | Multiplication and division | Arithmetic | Khan Academy
986.2K viewsAug 14, 2015
YouTubeKhan Academy
3:11
Fractions for Kids (Halves & Fourths) with Shapes | Khan Academy Kids
65.4K views3 months ago
YouTubeKhan Academy Kids
12:32
Subtraction 2 | Addition and subtraction | Arithmetic | Khan Academy
750.4K viewsJan 20, 2010
YouTubeKhan Academy
12:34
Range, variance and standard deviation as measures of dispersion | Khan Academy
2.6M viewsApr 19, 2010
YouTubeKhan Academy
2:31
Solving unit rates problem | Ratios, proportions, units, and rates | Pre-Algebra | Khan Academy
1.6M viewsAug 11, 2010
YouTubeKhan Academy
7:28
Algebra: Linear equations 1 | Linear equations | Algebra I | Khan Academy
2.9M viewsNov 19, 2006
YouTubeKhan Academy
0:47
Adding 2-Digit Numbers with Base 10 Blocks | Place Value for Kids | Khan Academy Kids
27.5K viewsJul 29, 2024
YouTubeKhan Academy Kids
0:47
Adding & Subtracting by 10 | Place Value for Kids | Khan Academy Kids
23K viewsJul 24, 2024
YouTubeKhan Academy Kids
See more