1,045 prompts matching "The proportion of a normal distribution within one, two and three standard devia"
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Worked Example: Halving the coefficient of x and squaring it
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Quiz: A negative value of b in the quadratic formula
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Explain Back: Leaving the roots of a quadratic in surd form
I have just studied leaving the roots of a quadratic in surd form in my SS2 Further Mathem
Learn: The sum of the roots as minus b over a
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Worked Example: The product of the roots as c over a
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Final Revision: One root twice the other, and what that gives
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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
Spot My Mistake: The value of alpha over beta plus beta over alpha
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Spot My Mistake: Finding the values of c for which a line is a tangent
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Common Mistakes: Multiplying one polynomial by another
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Learn: Setting out the division of a cubic by a linear expression
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Final Revision: Writing the result of a polynomial division out in full
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Learn: The statement of the remainder theorem
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Learn: The statement of the factor theorem
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Practice: A cubic with one real root and two complex ones
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Quiz: The truth value of a simple proposition
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Spot My Mistake: The negation of a proposition
Act as my SS2 Further Mathematics tutor. Work a question on the negation of a proposition
Explain Back: The truth table for a statement with two connectives
I have just studied the truth table for a statement with two connectives in my SS2 Further
Common Mistakes: Comparing two statements by their truth tables
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Final Revision: The exclusive sense of or, and its truth table
Act as my SS2 Further Mathematics tutor at the end of the term. Give me a rapid recap of t