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How to solve an equation from a word problem involving the square root

Learn how to solve radical (square root) equations having one radical term. To solve a radical (square root) equation having ...
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How to solve by factoring when a = 1

👉Learn how to solve quadratic functions. Quadratic equations are equations whose highest power in the variable(s) is 2. They ...
BBC

Solving by completing the square - Higher

Some quadratics cannot be factorised. An alternative method to solve a quadratic equation is to complete the square. To solve an equation of the form \(x^2 + bx + c = 0\) consider the expression ...
BBC

Solving equations using iteration – Higher tier

Approximate solutions to more complex equations can be found using a process called iteration. Iteration means repeatedly carrying out a process. To solve an equation using iteration, start with an ...