When we can't simplify a number to remove a square root (or cube root etc) then it is a surd. Have a look at these examples (including cube...

Surds are the values in the form of roots that cannot be further simplified. Surds are irrational numbers. There are different types of surds in Mathematics. Learn the rules and methods to …

Understand surds in maths with clear definitions, laws, types, and step-by-step examples. Master surd rules for exams and competitive tests easily.

Nov 27, 2025 · Learn the basics of surds and how to simplify them for your IGCSE maths exam. This revision note covers the key concepts and worked examples.

Learn everything about surds, including their definition, rules, properties, and practical uses. Explore solved examples to understand how to simplify, add, subtract, multiply, divide, and …

In Mathematics, surds are the values in square root that cannot be further simplified into whole numbers or integers. Surds are irrational numbers. The examples of surds are √2, √3, √5, etc., …

A guide to understanding Surds, irrational numbers, and learning how to manipulate them using set rules.

Surds can be a square root, cube root, or other root and are used when detailed accuracy is required in a calculation. For example, the square root of 3 and the cube root of 2 are both surds.

Surds In mathematics, a surd is an irrational number that is expressed as a root (like a square root, cube root, etc.) of a rational number, where the root cannot be simplified to a whole …

1 day ago · Surds are irrational numbers; they cannot be written as the quotients of integers. In particular, this tells us that the decimal expansion of a surd is infinite and nonrepeating.