Matrices

Rectangular array of numbers enclosed in brackets

• Matrix

• Address

• Rectangle

• Algebra

The location in a matrix, expressed by using the lowercase matrix letter with the row and column number as subscripts.

• Matrix

• Address

• Rectangle

• Algebra

Multiply a matrix by a number,

• Matrix

• Address

• Scalar

• Matrix Multiplication

Each value in a matrix it is called

• Entry

• Address

• Scalar

• Matrix Multiplication

The product of two or more matrices

• Entry

• Address

• Scalar

• Matrix Multiplication

What is the dimension of the matrix

• 2x1

• 2x3

• 2x2

• 1x1

What is the dimension of the matrix

• 3x2

• 2x3

• 2x2

• 3x3

Can you add the matrices?

• No I can't

• Yes I can

What number is the scalar product of the matrix?

• 4

• -6

• -2

• -5

What is the resulting dimension?

• Undefined

• 3x2

• 4x2

• 4x5