Algebra: Factorisation by CROSS METHOD

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Introduction: Data Handling - Statistical Investigation

Some new words/ phrases are introduced during the lesson:

• Data points, Sample Size (n ≥ 30)
• Raw data
• Respondents/ Participants
• Survey (as an action/ process or an instrument to collect information)
• Mean, Mode, Median
• Frequency Table, Tally

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Looking at numbers, statistics from another perspective: Information VS misinformation

Data Handling: Statistical Investigation, simply....

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[Resource] Factorisation by Grouping

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[Group Work] Algebra - Factorisation by GROUPING

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[Resource] Factorisation by Common Factors

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[Resource] Factorisation by Special Products

The following clip shows how to factorise quadratic expressions that could be 'derived' from the special Algebraic Identities (or we call them "Special Products" here).

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Our focus would be the product of the difference, i.e. (A + B)(A - B) = A^2 - B^2

[Group Work] Algebra Factorisation - Special Product (A+B)(A-B)

To be completed by end of Today.

You will need to refer to the feedback for the weekly HW this week

Instructions:
ALL group members will complete the collections assigned. 

Insert Your Name and REMEMBER to label the Question clearly.
e.g. 1A for collection 1, type A

• Collection 1: Groups A & E
• Collection 2: Groups B & F
• Collection 3: Groups C & G
• Collection 4: Groups D & H

• Collection 5: Groups A, D, G
• Collection 6: Groups B, E, H
• Collection 7: Groups C, F

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Click HERE to access Padlet