Building a perfect square
Building a perfect square
Completing the square rewrites a quadratic into a form where the square is obvious. The aim is to write it as (x+a)2+b(x + a)^2 + b(x+a)2+b, which makes the structure much easier to read.
Building a perfect square
Building a perfect square
Completing the square rewrites a quadratic into a form where the square is obvious. The aim is to write it as (x+a)2+b(x + a)^2 + b(x+a)2+b, which makes the structure much easier to read.
Step-by-step lessons covering Oxford AQA IGCSE Maths Completing the Square for Core and Extended tier. Each lesson works through exam-style questions in Paper 1 and Paper 2 (Core: 1C and 2C; Extension: 1E and 2E) format. Since content from any part of the specification can appear on either paper, keep number and algebra fluency sharp throughout the course rather than leaving it until near the exam.