When equating surds, equate the rational parts and irrational parts separately

slidecast:

11X1 T02 05 surdic equalities (2011)

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Rationalising the Denominator

Creating a rational denominator in fractions

slidecast:

11X1 T02 04 rationalising the denominator (2011)

Surds

Introducing the surds, their laws and the arithmetic used to manipulate them.

lesson notes: 03 surds

slidecast:

11X1 T02 03 surds (2011)

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Looking at motion as a rate of change. This was the idea that calculus originated from.

Note: there was troubles with the synchronisation of the audio and slides, so I have uploaded last year’s slidecast.

slidecast:

12 X1 T04 06 Displacement, Velocity, Acceleration (2010)