Glossary
Surd
A surd is a root that cannot be simplified to a rational number, such as or , so its decimal never ends or repeats. Surds are exact forms of irrational numbers.
We simplify them using , for example .
Meaning
A surd is a root that cannot be simplified to a rational number, such as or , so its decimal never ends or repeats. Surds are exact forms of irrational numbers.
We simplify them using , for example .
Where it appears in Add Math
You meet Surd in the Indices, Surds and Logarithms chapter of SPM Additional Mathematics. Knowing the term precisely matters in the exam: questions often hinge on reading a keyword correctly, and because SPM marking is analytic, using the right definition in your working helps secure method marks.
Our teachers make sure a student can not only recite what Surd means but use it fluently in a full solution.
The term in three languages
Because the SPM Add Math paper is bilingual (BM/EN), it helps to know this term in each language: Surd (EN) · Surd (BM) · 根式 (中文)
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