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mathematical proof

Proving That an Answer Must Be True (Teach This Topic)

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This guide supports a home-educating parent in teaching the difference between an answer that seems correct and a conclusion that must be true. Open Full Article...

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Proving That an Answer Must Be True

Proving That an Answer Must Be True (Parent Q&A)

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This guide explains the main ideas in the lesson about mathematical proof and certainty. Open Full Article...

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Proving That an Answer Must Be True

Proving That an Answer Must Be True

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What separates an answer that looks right from one that must be right? A correct result does not, by itself, show why it cannot be different. Open Full Article...

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Proving That an Answer Must Be True

Using Algebra to Prove a Pattern (Parent Q&A)

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This guide explains how algebra can prove that a pattern or general statement is true in every permitted case. Open Full Article...

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Using Algebra to Prove a Pattern

Using Algebra to Prove a Pattern

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If a pattern works for the first ten examples, how do we know it will still work for the millionth? Open Full Article...

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Using Algebra to Prove a Pattern

Using Algebra to Prove a Pattern (Teach This Topic)

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This guide supports you in teaching how algebra can prove that a numerical statement is true for every permitted value. Open Full Article...

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Using Algebra to Prove a Pattern