8e Factorising by grouping
LEARNING INTENTION:
SUCCESS CRITERIA:
- To know that a common factor can include a binomial term
- To be able to use the grouping method to factorise some four-term expressions
- To know that expressions can be rearranged to find common factors to use in the grouping process
SUCCESS CRITERIA:
- I can factorise using grouping by first rearranging.
ACTIVITY 1:
Copy the example in your book. Courtesy of https://www.onlinemathlearning.com/factoring-by-grouping.html
Copy the example in your book. Courtesy of https://www.onlinemathlearning.com/factoring-by-grouping.html
ACTIVITY 2
Complete the following in your workbook. Solutions and worked examples can be found at bottom of page https://www.onlinemathlearning.com/factoring-by-grouping.html:
Factorise the following expressions:
a) ax + ay + bx + by
b) 2x + 8y – 3px –12py
c) 3x – 3y + 4ay – 4ax
Factor:
a) 2x^2 + 7x2 + 2x + 7
b) 10x^2 + 2xy + 15xy + 3y^2