419 prompts matching "How many terms a geometric progression has"
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Simplifying indices before adding like terms
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Solving a surd equation with terms on both sides
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Finding the common difference from given terms
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Recognising arithmetic vs geometric sequences
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Mixed sequence exam question, arithmetic and geometric
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Deriving the geometric series sum formula
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Recurring decimals as an infinite geometric series
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Finding the first term or common difference from the sum formula
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Sum of a geometric series with a negative common ratio
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Finding which term of a sequence equals a given value
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Three consecutive terms word problem
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Finding a sequence's sum between two term numbers
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Common Mistakes: Rationalising when both terms of the denominator are surds
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Common Mistakes: A surd equation that has no real solution
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Practice: Finding the nth term of a quadratic sequence
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Common Mistakes: An arithmetic progression with a negative common difference
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Practice: Finding n when the sum of an arithmetic progression is given
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Common Mistakes: Proving the sum formula by pairing the terms
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Final Revision: A savings problem modelled by an arithmetic progression
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Common Mistakes: Inserting a geometric mean between two numbers
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