Archive for August, 2012

## Solving exponential equations

August 30, 2012
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Categories: A-level
Equations, exponential, Solving

## Stratified Sampling

August 27, 2012
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Categories: Videos
proportional, sample, sampling, stratified

## Constructing equilateral triangles and 60 degree angles

August 24, 2012
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Categories: Videos
60, angle, Angles, construct, constructing, construction, degree, equilateral, sixty, triangles