3. Matrices Mathematics-I class 12 in English Medium ncert book solutions Exercise 3.1
3. Matrices Exercise 3.1 – Complete NCERT Book Solutions for Class 12 Mathematics-I (English Medium). Get all chapter explanations, extra questions, solved examples and additional practice questions for 3. Matrices Exercise 3.1 to help you master concepts and score higher.
3. Matrices Mathematics-I class 12 in English Medium ncert book solutions Exercise 3.1
NCERT Solutions for Class 12 Mathematics-I play an important role in helping students understand the concepts of the chapter 3. Matrices clearly. This chapter includes the topic Exercise 3.1, which is essential from both academic and examination point of view. The solutions provided here are prepared strictly according to the latest NCERT syllabus and follow the guidelines of CBSE to ensure accuracy and relevance. Each question is explained in a simple and student-friendly manner so that learners can grasp the concepts without confusion. These NCERT Solutions are useful for regular study, homework help, and exam preparation. All textbook questions are solved step by step to improve problem-solving skills and conceptual clarity. Students of Class 12 studying Mathematics-I can use these solutions to revise important topics, understand difficult questions, and practise effectively before examinations. The chapter 3. Matrices is explained in a structured way, making it easier for students to connect the theory with the topic Exercise 3.1. By studying these updated NCERT Solutions for Class 12 Mathematics-I, students can build a strong foundation, boost their confidence, and score better marks in school and board exams.
3. Matrices
Exercise 3.1
Exercise-3.1

Q2. If a matrix has 24 elements, what are the possible orders it can have? What, if it has 13 elements?
Solution:
(i) The possible order of Matrix will be followings
24 × 1, 1 × 24, 12 × 2, 2 × 12, 6 × 4, 4 ×6, 8 × 3, 3 × 8
No of orders = 8.
(ii) Matrix of elements 13 having the order 1 × 13, 13 × 1
No of orders = 2
Q3. If a matrix has 18 elements, what are the possible orders it can have? What, if it has 5 elements?
Solution:
Possible Order for Matrix of having elements 18,
1 × 18, 18 × 1, 9 × 2, 2 × 9, 6 × 3, 3 ×6
No of order = 6
See other sub-topics of this chapter:
1. Exercise 3.1 2. Exercise 3.2 3. Exercise 3.3 4. Exercise 3.4 5. Miscellaneous Exercise on Chapter - 3
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