Factorising Polynomials Worksheets Term 2

JEPPE HIGH SCHOOL FOR BOYS

GRADE 9

POLYNOMIAL MATHS LESSON PLAN

DATE: Term 2 2012
TIME: 1 HOUR

Objective of the lesson

Revision of how to: • Use the four basic mathematical operators on various polynomials • Factorise a polynomial depending on its structure • Solve an equation by factorising a polynomial

Basic operator use on polynomials

Time required: 20 Minutes
Method:
• Show how each operator works on a polynomial • Show exceptions to the rule if any exist • Allow students time to complete worksheet

Factorising a polynomial

Time required: 20 Minutes
Method:
• Show the 3 different forms of factorising a polynomial • Show exceptions to the rule if any exist • Allow students time to complete worksheet

Solving equations by factorising polynomials

Time required: 20 Minutes
Method:
• Show how a solution is valid in an equation • Show exceptions to the rule if any exist • Allow students time to complete worksheet

Worksheet on Polynomials

Add.
|1. |2. |3. |
|(14x + 15) + (10x + 14) |(8x + 10) + (11x + 10) |(14x2 + 5x + 19) + |
| | |(11x2 + 18x + 17) |
| | | |
| | | |
| | | |

Subtract.
|1. |2. |3. |