👉 Learn how to write the inequality given a graph on a number line. To do this we will need to know the difference between open and closed points as well as what it means for a value to be less than ...

40 progressive Edexcel GCSE Higher (1MA1) inequality questions with full mark-scheme style worked solutions. Every line is explained and every mark is annotated at the exact point it would be awarded.

Learn the steps for converting words to inequalities so you can translate real-world scenarios into mathematical expressions. This video demonstrates how to take everyday situations, such as voting ...

25 progressive Edexcel A-Level (9MA0) modulus equations and inequalities questions with full mark-scheme style worked solutions. Hard: harder modulus inequalities, combining two modulus terms, and ...