Edexcel GCSE Mathematics · 1MA1
Specification A18 · Paper 1, Paper 2, Paper 3
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GCSE Mathematics · key term
An expression such as obtained by multiplying the same linear expression by itself.
Used by Edexcel and OCR
Specification A18 · Paper 1, Paper 2, Paper 3
Specification 3.03b, 4.01b, 6.01f · Paper 1 (Foundation), Paper 2 (Foundation), Paper 3 (Foundation), Paper 4 (Higher), Paper 5 (Higher), Paper 6 (Higher)
A whole number that is the square of an integer, such as , , , or .
A whole number made by squaring an integer, such as . Perfect squares help when estimating square roots.
An expression obtained by multiplying an expression by itself, such as .
For an expression containing a root, estimate the value inside the root first and aim for a nearby perfect square or perfect cube.
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