1,045 prompts matching "Structured question: combination problem with 'at least' condition"
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Explain Back: Showing two statements equivalent by truth table
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Common Mistakes: Simplifying a compound statement using the laws
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Worked Example: What a contradiction is
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Practice: Showing that a statement is a tautology
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Explain Back: Showing that a statement is a contradiction
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Show All Working: The negation of a tautology
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Explain Back: Arrangements restricted at the first letter
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Show All Working: Arrangements of boys and girls alternately
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Worked Example: Selections in which the order does not matter
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Practice: A selection that must include one particular member
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Explain Back: A selection that must exclude one particular member
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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 radian, and how it is defined — Teach Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the radian, a
IGCSE Additional Maths Y11: Converting degrees into radians — Worked Example
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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
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IGCSE Additional Maths Y11: An angle given as a multiple of pi — Common Mistakes
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y11: The area of a segment of a circle — Teach Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the area of a
IGCSE Additional Maths Y11: The area of a minor segment — Worked Example
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co