Q4 of 54 Page 124

A matrix has 8 elements. What are the possible orders it can have?

Since there are 8 elements, we can make the multiples of 8, which are:- 1, 8, 2, 4

Therefore, the possible orders of a matrix are 1×8; 8×1; 2×4 and 4×2.


More from this chapter

All 54 →
2

There are 6 Higher Secondary Schools, 8 High Schools and 13 Primary Schools in a town. Represent these data in the form of 3 × 1 and 1 × 3 matrices.

 3

Find the order of the following matrices.

(i)


(ii)


(iii)


(iv) (3 4 5)


(v)

5

Matrix consists of 30 elements. What are the possible orders it can have?

 6

Construct a 2x2 matrix A=[aij] whose elements are given by

(i) aij = ij


(ii) aij = 2i – j


(iii)