Archive
August, 2021
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Circle: arc, sector and segment (Geometry)
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Circle: radius, diameter, circumference and area (Geometry)
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The law of cosines and examples (Geometry)
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The law of sines and examples (Geometry)
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Rewriting radicals into exponential form (Algebra)
July, 2021
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Infinite geometric sequence sum formula and examples (Algebra)
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Geometric sequence formulas and examples (Algebra)
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Arithmetic sequence formulas and examples (Algebra)
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Simplifying square roots with absolute value (Algebra)
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Quadratic equations. Vieta's formulas and examples (Algebra)
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Basic laws of calculating exponents and examples (Algebra)
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Basic properties of radicals and examples (Algebra)
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Basic probability formulas with examples (Probability and statistics)
December, 2020
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Factoring rules in algebra (Algebra)
November, 2020
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Linear equations [Formulas and examples] (Algebra)
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Quadratic equations. The discriminant (Algebra)
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Basic properties of logarithms (Algebra)
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Short multiplication formulas [Polynomial identities] (Algebra)
March, 2019
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Lower and upper quartiles of the data set. Interquartile range (Probability and statistics)
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Mean, mode, median and range of the data set (Probability and statistics)
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Basic formulas and methods of calculating integrals (Calculus)
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Basic formulas and rules of calculating derivatives (Calculus)
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Removing irrationality from the fractions (Algebra)
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Two points: distance between them and midpoint coordinates (Geometry)
All categories
New content
- Circle: arc, sector and segment (Geometry)
- Circle: radius, diameter, circumference and area (Geometry)
- The law of cosines and examples (Geometry)
- The law of sines and examples (Geometry)
- Rewriting radicals into exponential form (Algebra)
- Infinite geometric sequence sum formula and examples (Algebra)
- Geometric sequence formulas and examples (Algebra)
- Arithmetic sequence formulas and examples (Algebra)