N6a – Using positive integer powers and associated real roots

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Prerequisites
  • A knowledge of the four operations from lessons N2a, N2b, N2c, N2d, N2e and N2f is assumed—in particular, the ability to multiply integers is essential.

Squares, cubes and powers of 2

Before attempting the lesson below, it is well worth learning these so that you can instantly recognise the first few square numbers, cube numbers and powers of 2 when you come across them.

Using powers and roots

Teacher resources

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  • Slides in PPTX (with click-to-reveal answers)
  • Slides in PDF (one slide per page, suitable for importing into IWB software)
  • Interesting video (log in to see link)
Links to past exam and UKMT questions

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In the real world

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What next?