Math blog
Techniques explained carefully, with worked examples step by step, from mental math to college.
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Logarithms: definition, properties and worked examples
What a logarithm is, when it exists, the product, quotient and power rules, change of base and how to solve exponential equations, with worked examples.
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Mean, median and mode: how to calculate and use each
Calculate the mean, weighted mean, median and mode with worked examples, and learn which measure to use with outliers or categorical data.
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