1,045 prompts matching "Finding the first term or common difference from the sum formula"
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Show All Working: The distributive laws in logic
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Common Mistakes: Simplifying a compound statement using the laws
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Show All Working: The negation of a tautology
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Show All Working: The fallacy of affirming the consequent
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Common Mistakes: The fallacy of denying the antecedent
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Worked Example: The number of ways n people sit round a round table
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Show All Working: A circular arrangement with one fixed seat such as the head
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Worked Example: Selections in which the order does not matter
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Show All Working: Selecting a committee with the chairman named separately
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Common Mistakes: The number of ways of dividing a class into groups
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Worked Example: Counting the total outcomes with combinations
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Show All Working: The complement rule used in a counting problem
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Worked Example: Reading the coefficients of an expansion off Pascal's triangle
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Show All Working: The binomial coefficients written as n choose r
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Common Mistakes: The link between Pascal's triangle and combinations
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WAEC Prep: The two middle terms when n is odd
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IGCSE Additional Maths Y11: The arc length formula, s equals r theta — Practice Set
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Set me a practice set
IGCSE Additional Maths Y11: The area of a sector as a half r squared theta — Explain It Back
I am in SS 2. I have just studied the area of a sector as a half r squared theta for Cambr
IGCSE Additional Maths Y11: The perimeter of a sector — Show All Working
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Set me a question on t