AlgebraDeep Dive

Advanced: Double Brackets

Part of Expanding BracketsGCSE Mathematics

This deep dive covers Advanced: Double Brackets within Expanding Brackets for GCSE Mathematics. Revise Expanding Brackets in Algebra for GCSE Mathematics with 14 exam-style questions and 3 flashcards. This is a high-frequency topic, so it is worth revising until the explanation feels precise and repeatable. It is section 8 of 12 in this topic. Use this deep dive to connect the idea to the wider topic before moving on to questions and flashcards.

Topic position

Section 8 of 12

Practice

14 questions

Recall

3 flashcards

Advanced: Double Brackets

When you multiply two brackets together, you're essentially finding the area of a rectangle where the sides are algebraic expressions. Think of (x + 3)(x + 2) as a rectangle with width (x + 3) and height (x + 2). To find the total area, you need to multiply every term by every other term!
Expanding double brackets - FOIL method with arrows, grid method, collecting like terms, special cases

Keep building this topic

Read this section alongside the surrounding pages in Expanding Brackets. That gives you the full topic sequence instead of a single isolated revision point.

Practice Questions for Expanding Brackets

Which expression is equivalent to 3(x + 2)?

  • A. 3x + 2
  • B. x + 6
  • C. 3x + 6
  • D. 3x + 5
1 markfoundation

Expand -2(3x - 5)

2 marksfoundation

Quick Recall Flashcards

Expansion Rule
a(b + c) = ab + ac - multiply EVERY term inside by the term outside
Sign Rules
Positive × Positive = Positive | Negative × Negative = Positive | Different signs = Negative

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