Multiply the top number on the first fraction by the bottom number of the second fraction to get the new top number of the first fraction. Multiply the top number on the second fraction by the bottom ...

To remove brackets is to multiply the term outside the brackets by each term inside. Factorising an expression is to write it as a product of its factors. Check your understanding of the process with ...

Algebraic geometry has long provided a deep framework for understanding the solutions of polynomial equations through geometric lenses. In recent years, tropical geometry – a relatively young field – ...