Factorising: Quadratics with Single Bracket

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Presentation transcript:

Factorising: Quadratics with Single Bracket Silent Teacher Intelligent Practice Narration Your Turn 9x2 + 30x 9x2 + 29x 9x2 + 27x Practice

Factorise: Factorise: 12x2 + 18x 12x2 + 20x Worked Example Your Turn @webstermaths

Factorise: 10x2 + 30x 9x2 + 30x 9x2 + 29x 9x2 + 27x 9x2 - 27x 9x3 - 27x 9x3 - 27x2 @webstermaths

10x2 + 30x =10x(x + 3) 9x2 + 30x =3x(3x + 10) 9x2 + 29x =x(9x + 29) Factorise: 10x2 + 30x =10x(x + 3) 9x2 + 30x =3x(3x + 10) 9x2 + 29x =x(9x + 29) 9x2 + 27x =9x(x + 3) 9x2 - 27x =9x(x - 3) 9x3 - 27x =9x(x2 – 3) 9x3 - 27x2 =9x2 (x - 3) @webstermaths