In a quadratic expression using \(x\) as the variable, the highest power of \(x\) is \(x^2\). Factorise \(x^2 + 7x + 10\). To factorise this expression, find two numbers that have a product of +10 and ...
Factorising an expression means finding the factors that multiply together to give that expression. For \(\mathbf{x^2 + 5x + 6}\), the first step is to find two numbers whose sum is 5 and whose ...
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 ...