705 prompts matching "a GP with first term 100 and common ratio 0.5, find the sum to infinity"
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Solving a surd equation with terms on both sides
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Distinguishing rational and irrational numbers
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Rationalising and then simplifying fully
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Expanding and simplifying with negative brackets
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Simplifying an expression with brackets and indices together
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Common Mistakes: Why a rational number added to an irrational one stays irrational
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Common Mistakes: Rationalising a denominator of the form root a over root b
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Common Mistakes: Checking an inverse by working the operation both ways
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Show All Working: Simplifying an expression with letters and indices
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Explain Back: Finding the first term from two given terms
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Common Mistakes: Proving the sum formula by pairing the terms
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Worked Example: Finding the common ratio of a geometric progression
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Explain Back: Finding the first term from two given terms of a geometric progression
I have just studied finding the first term from two given terms of a geometric progression
Common Mistakes: A quadratic inequality that has to be rearranged first
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IGCSE Additional Maths Y10: Sketching the inverse of a quadratic with a restricted domain — Common Mistakes
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IGCSE Additional Maths Y10: Writing the answer with the word 'and' or the word 'or' — Explain It Back
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IGCSE Additional Maths Y10: A cubic with only one real root — Common Mistakes
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IGCSE Additional Maths Y10: Two pairs of solutions, and pairing each x with the right y — Practice Set
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IGCSE Additional Maths Y10: A logarithmic equation with the unknown in the base — Common Mistakes
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