NCERT Solutions for Class 12 Maths Chapter 4 Determinants
NCERT Solutions for Class 12 Maths Chapter 4 Determinants
NCERT solutions for class 12 Maths Chapter 4 - Determinants, provides solutions for all the questions enlisted under the chapter (All Exercises and Miscellaneous Exercise solutions). Maths Class 12 NCERT Solutions are solved by maths experts. CBSETuts is to bring out the very best in students through additional skill-building exercises that are tailored to their grade levels, abilities and interests. Students can download these NCERT Solutions of Class 12 mathematics and improve their skills.In Class 12 Maths Chapter 4, students will study, how to calculate determinants, Solve matrix using different properties of determinants, area of the triangle, adjoint and the inverse of a matrix, applications of determinants and matrix and many more. Below are some important facts on determinants:
If any two rows or any two columns are identical or proportional, then the value of the determinant is zero. A square matrix A has inverse if and only if A is non-singular.
Unique solution of equation AX = B is given by X = A–1 B, where A ≠ 0.
A system of equation is consistent or inconsistent according to as its solution exists or not.
For a square matrix A in matrix equation AX = B
(i) | A| ≠ 0, there exists unique solution
(ii) | A| = 0 and (adj A) B ≠ 0, then there exists no solution
(iii) | A| = 0 and (adj A) B = 0, then system may or may not be consistent.
NCERT Solutions For Class 12 Maths Chapter 4 Exercises:
Get detailed solution for all the questions listed under below exercises:
- Exercise 4.1 Solutions : 8 Questions (2 Long, 5 Short Answers, 1 MCQ)
- Exercise 4.2 Solutions : 16 Questions(7 Long, 7 Short, 2 MCQ)
- Exercise 4.3 Solutions : 5 Questions ( 4 Short Answers, 2 MCQ)
- Exercise 4.4 Solutions : 5 Questions (4 Long, 1 MCQ)
- Exercise 4.5 Solutions : 18 Questions (11 Long, 5 Short, 2 MCQ)
- Exercise 4.6 Solutions : 16 Questions (13 Long, 3 Short)
- Miscellaneous Exercise Solutions : 19 Questions (15 Long, 1 Short, 3 MCQ)
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