1,045 prompts matching "Selections in which at least one of a kind must appear"
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Spot My Mistake: De Morgan's laws in logic
Act as my SS2 Further Mathematics tutor. Work a question on de Morgan's laws in logic with
Worked Example: What a contradiction is
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WAEC Prep: A tautology used to justify a rule of algebra
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Common Mistakes: Deciding between tautology, contradiction and contingency
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Quiz: Modus ponens
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Common Mistakes: Arranging objects when some must stay in a fixed order
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Explain Back: Circular arrangements with two people kept apart
I have just studied circular arrangements with two people kept apart in my SS2 Further Mat
Explain Back: Probability with replacement and without replacement
I have just studied probability with replacement and without replacement in my SS2 Further
Common Mistakes: A probability found by counting arrangements
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Quiz: Expanding a bracket to the power four using Pascal's triangle
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Practice: The symmetry of a row of Pascal's triangle
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Spot My Mistake: Expanding a bracket with a minus sign inside it
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Quiz: Finding the term in x cubed
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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: A composite region built from a rectangle and a sector — Common Mistakes
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y11: The CAST rule — Worked Example
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Take me through one co
IGCSE Additional Maths Y11: A Cambridge-style permutation question with a restriction — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
IGCSE Additional Maths Y11: The nCr key on the calculator — Teach Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Teach me the nCr key o
IGCSE Additional Maths Y11: A normal that meets the curve a second time — Common Mistakes
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me the mistake ca
IGCSE Additional Maths Y11: A Cambridge-style tangent and normal question — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle