Matrix Introduction

The number of elements in this matrix is

• 2

• 3

• 6

• 7

The order of a matrix is written as

• number of rows x number of columns

• number of columns x number of rows

• a multiple

• a number

Matrices are usually named using

• a letter

• a number

• a capital letter

• two numbers

The order of the matrix is

• 2 x 3

• 3 x 2

The order of the matrix is

• 3 x 1

• 1 x 3

The order of the matrix is

• 3 x 2

• 2 x 3

The order of the matrix is

• 3 x 6

• 6 x 3

Element G₂₂ is

• 1

• 2

• 3

• 4

Element A₁₂ is

• 1

• 2

• 4

• 0

How many jeans were sold in total?

• 9

• 15

• 5

• 8