1,045 prompts matching "Why a rational number added to an irrational one stays irrational"
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Worked Example: Factorising a cubic into a linear and a quadratic factor
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Final Revision: Checking a factorisation by expanding it again
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Practice: A cubic with one real root and two complex ones
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Common Mistakes: Comparing a line arrangement with a circular one
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WAEC Prep: A selection with at most a stated number of one kind
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Common Mistakes: The number of ways of dividing a class into groups
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Quiz: Expanding a bracket to the power four using Pascal's triangle
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IGCSE Additional Maths Y11: Converting degrees into radians — Worked Example
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IGCSE Additional Maths Y11: A shaded region made of a sector and a triangle — Spot My Mistake
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IGCSE Additional Maths Y11: A composite region built from a rectangle and a sector — Common Mistakes
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IGCSE Additional Maths Y11: The commonest error made in proving an identity — Exam Technique
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IGCSE Additional Maths Y11: An equation that factorises into two ratios — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on an
IGCSE Additional Maths Y11: The identity one plus tan squared equals sec squared — Explain It Back
I am in SS 2. I have just studied the identity one plus tan squared equals sec squared for
IGCSE Additional Maths Y11: Using an expansion to approximate a small power — Spot My Mistake
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IGCSE Additional Maths Y11: Equating coefficients to find an unknown constant — Common Mistakes
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IGCSE Additional Maths Y11: A vector written in column form for a Cambridge answer — Teach Me
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Teach me a vector writ
IGCSE Additional Maths Y11: The resultant of two displacement vectors — Exam Technique
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IGCSE Additional Maths Y11: Expressing a side of a triangle in terms of two vectors — Worked Example
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IGCSE Additional Maths Y11: Finding the ratio in which two lines cut one another — Common Mistakes
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