3. Matrices Class 12 Mathematics-I [LATEST] Solutions Exercise 3.1 in English - CBSE Study
NCERT Solutions for Class 12 Mathematics-I are carefully prepared according to the latest CBSE syllabus and NCERT textbooks to help students understand every concept clearly. These solutions cover all important 3. Matrices with detailed explanations and step-by-step answers for better exam preparation. Each Exercise 3.1 is explained in simple language so that students can easily grasp the fundamentals and improve their academic performance. The study material is designed to support daily homework, revision practice, and final exam preparation for Class 12 students. With accurate answers, concept clarity, and structured content, these NCERT solutions help learners build confidence and score higher marks in their examinations. Whether you are revising a specific topic or preparing an entire chapter, this resource provides reliable and syllabus-based guidance for complete success in Mathematics-I.
Class 12 English Medium Mathematics-I All Chapters:
3. Matrices
1. 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
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