755 prompts matching "IGCSE Additional Maths Y11: Expanding one plus x, all to the power n — Worked Ex"
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Learn: The formula for the sum of the first n terms of an arithmetic progression
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Worked Example: The alternative sum formula that uses the last term
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Quiz: The sum of the first fifty natural numbers
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Practice: Finding n when the sum of an arithmetic progression is given
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Spot My Mistake: The sum of an arithmetic progression with a negative common difference
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Final Revision: A savings problem modelled by an arithmetic progression
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Learn: What makes a sequence a geometric progression
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Worked Example: Finding the common ratio of a geometric progression
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Quiz: The formula for the nth term of a geometric progression
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Practice: Finding the eighth term of a given geometric progression
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Spot My Mistake: Finding the common ratio when the third and sixth terms are given
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Final Revision: Deciding whether a given sequence is a geometric progression
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Learn: The formula for the sum of the first n terms of a geometric progression
You are my personal SS1 Further Mathematics tutor. Teach me the formula for the sum of the
Quiz: The sum of the first six terms of a given geometric progression
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Practice: Finding n when the sum of a geometric progression is given
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Spot My Mistake: A compound interest problem modelled by a geometric progression
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Final Revision: Proving the sum formula for a geometric progression
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Worked Example: Adding or subtracting the same number on both sides
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Quiz: Multiplying both sides by a positive number
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Practice: Reversing the sign when multiplying by a negative number
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