👉 Learn about solving exponential equations. Exponential equations are equations involving exponents. To solve an exponential equation, we express the terms in both sides of the equality sign as ...

This homework stretches your understanding of binomial expansion beyond the core questions. It is worth 83 marks and is split into colour-coded sections that get harder as you go: Questions 1–3 (red): ...

👉 Learn how to solve proportions. Two ratios are said to be proportional when the two ratios are equal. Thus, proportion problems are problems involving the equality of two ratios. When given a ...