Waldomaths - Math applets and videos
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Arithmetic Series - Proof of the Sum Formula for the First n Terms
rfbarrow
55 views
An informal proof of the Formula for the Sum of the First n Terms of an Arithmetic Series
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Surds (Radical Expressions) 5 - Rationalising the Denominator 2
rfbarrow
114 views
This Fifth clip on Surds (Radical Expressions) looks at Rationalising the Denominator of a surd fraction expression which has a more complex surd expression in the denomina...
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Surds (Radical Expressions) 4 - Rationalising the Denominator 1
rfbarrow
226 views
This Fourth clip on Surds (Radical Expressions) looks at Rationalising the Denominator of a surd fraction expression which has a simple surd in the denominator.
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Surds (Radical Expressions) 3 - More basic rules for manipulating and simplifying.
rfbarrow
92 views
This Third clip on Surds (Radical Expressions) looks at some more basic rules for manipulating and simplifying them.
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Surds (Radical Expressions) 2 - Some basic rules for manipulating and simplifying.
rfbarrow
95 views
This Second clip on Surds (Radical Expressions) looks at some basic rules for manipulating and simplifying them.
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Surds (Radical Expressions) 1 - What are Surds?
rfbarrow
88 views
An Introduction to Irrational Surds (Radical Expressions). What are they and how do you start dealing with them.
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Indices (exponents, powers) 6 - Simple Exponential Equations
rfbarrow
94 views
The sixth clip on indices (powers, exponents). How to solve simple exponential equations using the techniques learned in the previous five clips.
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Indices (powers, exponents) 5 - Fractional indices
rfbarrow
238 views
The fifth clip on indices (exponents, powers) showing what to do when a number is raised to the power of a fraction.
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Indices (powers, exponents) 4 - Zero and Negative Indices
rfbarrow
69 views
The fourth clip on indices (exponents, powers) showing how to deal with indices of zero and negative indices
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Indices (powers, exponents) 3 - Powers of powers
rfbarrow
45 views
The third clip about indices (powers, exponents) showing the rule for calculating powers of powers.
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