Standard form and the formula
Standard form and the formula
Some quadratics factorise, but many do not. The quadratic formula works for any quadratic equation, even when the answers are awkward decimals or surds.
Standard form and the formula
Standard form and the formula
Some quadratics factorise, but many do not. The quadratic formula works for any quadratic equation, even when the answers are awkward decimals or surds.
Step-by-step lessons covering OCR GCSE Maths Quadratic Formula for Foundation and Higher tier. Each lesson works through exam-style questions in the written papers format. Build fluency with number, ratio and algebra first, since geometry, probability and statistics topics rely on them, and leave extra time nearer the exam for Higher-tier problem-solving and multi-step reasoning questions.