40 fully worked modulus (absolute value) questions for OCR A A-Level Mathematics (H240), every line explained and annotated to the real OCR M/A/B/SC mark scheme. Covers sketching y=|f(x)|, solving ...

Read about how mathematicians are dealing with the AI takeover of their field in our feature here. But with the dust still far from settled, a different controversy is emerging: Did OpenAI even solve ...

In our field of applied mathematics, the long, human process of trial and error — not just the solutions themselves — is often what has led to progress. By Steven ...

Today’s wealth gap is much bigger, and the country’s richest have much more power than they once did. It’s an Age of Oligarchy For many, the era of US history that most resembles contemporary America ...

The Poverty and Equity Briefs (PEBs) highlight poverty, shared prosperity and inequality trends for over 100 developing countries. The briefs are released twice a year for the Spring and Annual ...

Exam-style questions on functions and the modulus for Edexcel IAL Pure 3 (WMA13): composite and inverse functions, |f(x)| and f(|x|), with full solutions. This resource covers the whole of Chapter 2 ...

Body would be modelled on climate panel and recognise inequality as a global challenge threatening world security Plans to set up a global UN body on inequality modelled on the Intergovernmental Panel ...