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Broad Topics > Numbers and the Number System > Surds

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Fit for Photocopying

Age 14 to 16 Challenge Level:

Explore the relationships between different paper sizes.

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The Root of the Problem

Age 14 to 18 Challenge Level:

Find the sum of this series of surds.

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Surds

Age 14 to 16 Challenge Level:

Find the exact values of x, y and a satisfying the following system of equations: 1/(a+1) = a - 1 x + y = 2a x = ay


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