938 prompts matching "Empty set and its notation"
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Learn: What makes a permutation cyclic
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Show All Working: A circular arrangement with one fixed seat such as the head
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Common Mistakes: Comparing a line arrangement with a circular one
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Learn: Selecting a team of five from a squad
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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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Learn: Probability as favourable outcomes over total outcomes
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Show All Working: The complement rule used in a counting problem
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Common Mistakes: A probability found by counting arrangements
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Learn: Building Pascal's triangle row by row
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Show All Working: The binomial coefficients written as n choose r
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Learn: The formula for the general term of an expansion
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Show All Working: The general term when the bracket contains a fraction
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Common Mistakes: The general term when one term in the bracket is negative
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IGCSE Additional Maths Y11: The perimeter of a sector — Show All Working
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IGCSE Additional Maths Y11: An angle given as a multiple of pi — Common Mistakes
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IGCSE Additional Maths Y11: The area common to two overlapping circles — Show All Working
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IGCSE Additional Maths Y11: Finding every angle in a range with a given sine — Common Mistakes
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IGCSE Additional Maths Y11: The graph of a trigonometric function drawn in radians — Common Mistakes
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