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Cambridge IGCSE Mathematics

1.3Powers and roots

Powers and roots in Cambridge IGCSE Mathematics: what the syllabus expects you to know, the learning objectives and how to practise.
Subtopic20 practice questions1 lesson

Learning objectives

What the syllabus expects you to be able to do.

  1. 1.3.1Calculate squares, square roots, cubes, cube roots and other powers and roots of numbers.
  2. 1.3.2Recall the squares of the whole numbers 1 to 15 and the cubes of 1, 2, 3, 4, 5 and 10, together with the corresponding roots.

Lessons

  • Powers and roots

    25 min

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Sample question

A sample question on this topic. Answer it, check it, then read the worked answer.

Powers and roots: sample question

1 mark

Without a calculator, find 0.36\sqrt{0.36}.

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