Fermi
·
Concept Library
·
Courses
·
Books
·
Problems
·
Simulations
·
Math Wiki
·
High School
Fermi
›
Problems
Let be of order and of order
MATHEMATICS · Single correct · CBSE · Mathematics · Matrices · Matrices
Problem
Let
A
A
A
be of order
2
×
5
2 \times 5
2
×
5
and
B
B
B
of order
5
×
3
5 \times 3
5
×
3
. How many elements are there in the product
A
B
AB
A
B
? (a)
15
15
15
(b)
6
6
6
(c)
25
25
25
(d)
10
10
10
Related theory
Matrix Operations
Matrices
Multiplication of matrices
Browse the problem library