10B - Factorising a difference of perfect squares page 630

Explore the connection between algebraic and graphical representations of relations such as simple quadratics, circles and exponentials using digital technology as appropriate (ACMNA239)

10C - Factorising trinomials of the form xsquared + bx+c page 634

Expand binomial products and factorise monic quadratic expressions using a variety of strategies (ACMNA233)

Topic Goals

By the end of this topic can you confidently

identify a highest common factor and factorise simple expressions
factorise a difference of perfect squares
factorise a monic quadratic trinomial

Skill Sheet: Try this sheet first

EMAC Core Year 10 OTS_Ch10_Skillsheet 10B.docx

Answers

Further Practice - Textbook

Factorising perfect squares

📚Fluency Questions page 631

4 (first column), 5 (first column)

📚 Problem solving questions page 632

choose 6 and 7 or half of 6, all of 7 and half of 8

Factorising trinomials

📚Fluency Questions page 636

4 and 5 first columns

📚 Problem solving questions page 637

choose all of 6 and first column of 7 or first column of 6 and 7 with all of 8

Mark your own work.

Answers are on pages 756. Check to make sure you have the answer correct or know why you got the question wrong.

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