# N6a – Using positive integer powers and associated real roots

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Prerequisites
• A knowledge of the four operations from lessons N2aN2bN2cN2dN2e 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