Class 12 Linear Algebra: Adjoint and Inverse of a Matrix — PickAClass
⏱ 2h 30m 📚 25 lessons 🎧 Audio version

Class 12 Linear Algebra: Adjoint and Inverse of a Matrix

Master matrix inversions, adjoint calculations, and elementary transformations to excel in your high school mathematics exams through clear, written explanations.

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About this course

Struggling to grasp how matrices transform and invert in your high school mathematics syllabus? Understanding the core operations of linear algebra is essential for scoring high in your board exams and building a strong foundation for future engineering or data science studies. This course guides you step-by-step through the vital algebraic concepts of adjoints and inverses, breaking down complex proofs into easy-to-follow text. You will learn to calculate determinants, find adjoints, and solve system equations with complete confidence. What you will learn: Understand the fundamental definitions of determinants, minors, cofactors, and transpose operations; Calculate the adjoint of both 2x2 and 3x3 matrices using systematic algebraic steps; Compute the inverse of a matrix using the adjoint method and verify its properties; Apply elementary row and column transformations to find matrix inverses; Solve systems of linear equations using matrix inversion methods; Practice solving typical exam-style problems with detailed, written walkthroughs. This course begins with foundational definitions before moving into step-by-step calculations, properties, and practical algebraic proofs. This course is designed for high school students preparing for their Class 12 mathematics examinations, with no prior knowledge of advanced linear algebra required. Start reading today to master matrix operations and boost your exam scores.

Course contents

What you'll get

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  • ⚡ Short & focused
    2h 30m of practical content

Certificate of completion

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Class 12 Linear Algebra: Adjoint and Inverse of a Matrix
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Performance detail
Coursework summary
Lessons completed 14 / 14
Practice questions 26 / 28
Assignments submitted 4 (avg 4.5 / 5)
Capstone project Reviewed — 4.6 / 5
Total practice 6.2 hrs
Performance benchmark
Cohort rank Top 12% of 1,625
Time to completion 11 days (median: 22)
Mastery score 91 / 100
Practice-question score 94%
Skill verification Verified Skill Path
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Issued under the academic standards of PickAClass. Skill levels reflect assessed performance against the course's competency rubric. This is an original credential of this platform.

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Just a phone or computer with internet. No installs, no special hardware.

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Yes — full refund within 14 days, no questions asked.

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Forever. Once you purchase, the course is yours to revisit anytime.

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Yes. On completion you'll receive a certificate you can add to your LinkedIn profile.

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