Home > Integrated Mathematics 2 > More worked examples involving quadratics

More worked examples involving quadratics

November 26, 2012 Leave a comment Go to comments

Finding the vertex from the equation (click to enlarge):

Factorising where a>1 using the box method (click to enlarge):

Note: To use the box method you must have factored out all obvious common factors first. E.g. To factorise 6x2 – 8x – 8 using the box method, you must first factorise out the obvious factor of 2 so that it becomes 2(3x2 – 4x – 4)

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