Y9. Algebra. Quadratic Equations. Expanding Two Brackets

We have already looked at how to expand brackets in algebra. Let’s remind ourselves of this when there are pairs of brackets, which will often result in a quadratic equation. Don’t forget to simplify the resulting equation by collecting like terms.

Let’s try a few first with the teacher.


Let’s complete questions 2,3, 5 and 7 from exercise 19B from page 310 of the textbook:

The answers are below:

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