I know the difference between an expression and a formula. In this lesson, we focus on how a formula is a specific type of equation used to solve real-world problems like finding the space inside a ...

I know that a variable is a letter or symbol used to represent a value that can change or is currently unknown. In this lesson, we focus on the input being that changeable value. I know that an ...

Algebra is the branch of mathematics in which letters of the alphabet represent numbers or a set of numbers. Equations are equalities that indicate how some quantities are related to others. For ...

At the risk of resurfacing near-traumatic feelings for any readers, I want to share the introduction to the first chapter of the undergraduate linear algebra textbook: I remember interrupting my ...

This page has been put together to help you practise and revisit some of the brilliant skills you’ve learned all through primary school. It’s a great way to boost your confidence in Maths and get you ...

THE appearance of this book marks another stage in the improvement which is at last being effected in English treatises on elementary algebra. How different it is from the old-fashioned text-book will ...

WITH the cooperation of a former pupil, Mr. E. P. R. Duval, Prof. Bôcher has made into a book part of the subject of his lectures during the last ten years. Of course, it would be unfair to try to ...