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Ruiran Xun

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Edited explanationNov 18, 2019

What Are Geometric Sequences?

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Edited explanationNov 18, 2019

Math Artifacts

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Interpret Absolute Value Functions as Piecewise

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Recursive Sequences

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Recursive Sequences

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Radical Equation Word Problems - Examples & Practice

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Combinatorics with Pascal's Triangle

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Extension: Fibonacci Sequence

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Combinatorics with Pascal's Triangle

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Combinatorics with Pascal's Triangle

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What Is a Combination?

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What Is a Combination?

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What Is a Statistic?

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Precalculus Concepts: What Is a Limit?

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Infinite Geometric Series as Rational Functions

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Edited explanationNov 18, 2019

Infinite Geometric Series as Rational Functions

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Writing and Recognizing Sequences in Math

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Using Unit Circle to Find Sine, Cosine, and Tangent

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Infinite Geometric Series and the Geometric Series Test

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Edited explanationMay 16, 2019

Math Artifacts

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Edited explanationMay 16, 2019

Math Artifacts

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Wrote practice solutionMay 14, 2019

Composing Functions at a Point

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Adding and Subtracting Functions

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Meters to Feet (m to ft) — Conversion & Practice

Wrote problemMay 14, 2019

Meters to Feet (m to ft) — Conversion & Practice