755 prompts matching "The vector from A to B as the difference of two position vectors"
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Worked Example: Testing a*b against b*a for a given rule
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Spot My Mistake: Testing (a*b)*c against a*(b*c)
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Explain Back: Showing distributivity fails by a counter-example
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Explain Back: What an inverse element is
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Show All Working: An element with no inverse under a given operation
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Show All Working: Simplifying an expression with letters and indices
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Spot My Mistake: A negative fractional index
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Show All Working: Solving a simple logarithmic equation
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Spot My Mistake: A sequence defined by a recurrence relation
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Show All Working: A geometric progression with a fractional common ratio
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Spot My Mistake: A compound interest problem modelled by a geometric progression
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Explain Back: Solving a linear inequality that contains brackets
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Spot My Mistake: Solving a linear inequality that contains a fraction
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Show All Working: Writing a quadratic solution set in interval form
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IGCSE Additional Maths Y10: Set-builder notation for a domain — Explain It Back
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IGCSE Additional Maths Y10: A mapping diagram, and what it shows — Common Mistakes
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IGCSE Additional Maths Y10: Solving a modulus equation algebraically by squaring — Explain It Back
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IGCSE Additional Maths Y10: Where a modulus graph meets a straight line — Common Mistakes
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IGCSE Additional Maths Y10: A quadratic in root x — Worked Example
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IGCSE Additional Maths Y10: A quadratic hidden inside a reciprocal expression — Explain It Back
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