This document is a mathematics form on matrices that covers 7 objectives: understanding matrix concepts; equal and not equal matrices; addition and subtraction of matrices; multiplication of matrices; identity matrices; inverse matrices; and solving simultaneous equations using matrices. Examples are provided for each objective to illustrate key concepts and procedures related to matrices.

1. MATRICES
FORM 5
2011
PREPARED BY: PN FARAH HAYANA BINTI IDRIS
SMK TUNKU ISMAIL

2. OBJECTIVE 1: UNDERSTAND AND USE
THE CONCEPT OF MATRIX
EXAMPLE

3. EXAMPLE

4. EXAMPLE

5. OBJECTIVE 1: UNDERSTAND AND USE
THE CONCEPT OF MATRIX
ORDER MATRIX
3X3
2X2

7. OBJECTIVE 2: UNDERSTAND AND USE
THE CONCEPT OF EQUAL MATRICES
EXAMPLE 1: EQUAL MATRICES EXAMPLE 2: EQUAL MATRICES
EXAMPLE 3: NOT EQUAL MATRICES EXAMPLE 4: NOT EQUAL MATRICES

8. OBJECTIVE 3: PERFORM ADDITION
AND SUBTRACTION OF MATRICES

9. SUBTRACTION OF MATRICES
EXAMPLE 1:
EXAMPLE 2:

10. OBJECTIVES 4: MULTIPLICATION OF
MATRICES

11. OBJECTIVES 4: MULTIPLICATION OF
MATRICES

12. OBJECTIVES 5: IDENTITY MATRICES
4 X4 3X3
4 X4
3X3

13. OBJECTIBES 6: INVERSE MATRICES
FORMULA

14. INVERSE MATRICES

15. OBJECTIVES 7: SOLVE SIMULTANEOUS
EQUATION

16. SOLVE SIMULTANEOUS EQUATION
USING MATRICES
LET’S TRY THIS:

17. SOLVE SIMULTANEOUS EQUATION
• TRY TO CHECK YOUR ANSWERS USING YOUR
CALCULATOR...