1,045 prompts matching "The imaginary unit i, and why i squared is minus one"
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Common Mistakes: A sign error in the formula, and how to catch it
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Worked Example: The identity linking alpha squared plus beta squared to the sum and product
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Explain Back: The value of alpha minus beta, all squared
I have just studied the value of alpha minus beta, all squared in my SS2 Further Mathemati
Common Mistakes: A symmetric function needing the sum and product twice over
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Common Mistakes: A line and a curve meeting once without the line being a tangent
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Common Mistakes: The degree of the quotient and of the remainder
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Quiz: Disjunction and the inclusive or
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Common Mistakes: Writing the converse, inverse and contrapositive of one statement
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Spot My Mistake: Expanding a bracket with a minus sign inside it
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Common Mistakes: The link between Pascal's triangle and combinations
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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: The identity one plus cot squared equals cosec squared — Spot My Mistake
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IGCSE Additional Maths Y11: The second derivative, and how it is written — Show All Working
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IGCSE Additional Maths Y11: An area partly below the axis, and what to do about the sign — Explain It Back
I am in SS 2. I have just studied an area partly below the axis, and what to do about the
IGCSE Additional Maths Y11: The area between a curve and the y-axis — Spot My Mistake
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Work a question on the
IGCSE Additional Maths Y11: The last-minute checks before handing in a paper — Exam Technique
I am a Year 11 pupil taking Cambridge IGCSE Additional Mathematics. Show me how to handle
Discriminant and the nature of roots
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Final Revision: One root twice the other, and what that gives
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Final Revision: The exclusive sense of or, and its truth table
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Final Revision: Expanding a bracket of the form a plus b over x
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