|
NCERT Class 12 Mathematics Chapters
|
|
|
1.
|
If 𝐴 is a 2 × 3 matrix such that 𝐴𝐵 and 𝐴𝐵′ both are defined, then order of matrix 𝐵 is
(a) 2 × 2 (b) 2 × 1 (c) 3 × 2 (d) 3 × 3
|
|
2.
|
If A is a 3 × 4 matrix and B is a matrix such that A′B and AB′ are both defined, then the order of the matrix B is :
(a) 3 × 4 (b) 3 × 3 (c) 4 × 4 (d) 4 × 3
|
|
3.
|
If A =
 and 2A + B is a null matrix, then B is equal to :(a)
 (b)  (c)  (d)  |
|
4.
|
If A =
 and (3 I + 4 A) (3 I - 4 A) = x2 I, then the value(s) of x is/are:(a) ± √ 7 (b) 0 (c) ± 5 (d) 25
|
|
5.
|
If A =
 , then A2023 is equal to(a)
 (b)  (c)  (d)  |
|
1.
|
If
 and , find scalar k so that A2 + I = kA.(CBSE 2020, 2M)
|
|
2.
|
Find a matrix A such that 2A – 3B + 5C = O, where
 and  (CBSE 2019, 2M)
|
|
3.
|
If
 , show that (A – 2I) (A – 3I) = O.(CBSE 2019, 2M)
|
|
4.
|
Find the value of (x – y) from the matrix equation
 (CBSE 2019, 2M)
|
|
5.
|
If
 , and , then find the values of k, a and b.(CBSE 2019, 2M)
|
|
Chapter Name
|
Sub Topics
|
|
The d- and f-Block Elements |
3.1 Introduction
|
|
3.2 Types of Matrices
|
|
|
3.3 Operations on Matrices
|
|
|
3.4 Determinants
|
|
|
3.5 Inverse of a Matrix
|
|
|
3.6 Applications of Matrices
|
|
|
3.7 Solution of Linear Equations using Matrices
|
_0.jpg?null)
.jpg?null)
