605 prompts matching "When to use permutations versus combinations"
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Common Mistakes: An arithmetic progression with a negative common difference
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Final Revision: Inserting an arithmetic mean between two numbers
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Explain Back: Finding the first term from the sum and the common difference
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WAEC Prep: A word problem about seats in the rows of a hall
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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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Worked Example: Finding the common ratio of a geometric progression
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Practice: Finding the eighth term of a given 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
WAEC Prep: A geometric progression with a negative common ratio
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Common Mistakes: Inserting a geometric mean between two numbers
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Final Revision: Deciding whether a given sequence is a geometric progression
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Explain Back: The sum of a geometric progression with a negative common ratio
I have just studied the sum of a geometric progression with a negative common ratio in my
WAEC Prep: A population growth 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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Explain Back: Solving a linear inequality that contains brackets
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WAEC Prep: Showing the solution of a linear inequality on a number line
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Common Mistakes: A double inequality such as 2 less than x less than 7
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Worked Example: The critical values of a quadratic inequality
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