1,045 prompts matching "The identity matrix, and what it does in a product"
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Final Revision: Why completing the square always works
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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
Show All Working: Roots equal in magnitude but opposite in sign
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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
WAEC Prep: Forming an equation whose roots are alpha plus one and beta plus one
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Spot My Mistake: A pair with equal roots, meaning one solution only
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Common Mistakes: A word problem giving one linear and one quadratic equation
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Spot My Mistake: Finding the values of c for which a line is a tangent
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WAEC Prep: Finding the values of m for which a line cuts a curve twice
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Final Revision: A word problem about a line and a parabola
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Spot My Mistake: A polynomial written in descending powers
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Common Mistakes: Multiplying one polynomial by another
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Final Revision: The degree of the product of two polynomials
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WAEC Prep: Dividing by a factor of the form ax plus b
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Quiz: The remainder on dividing by x plus 2
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Explain Back: Finding a coefficient when the remainder is given
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Spot My Mistake: Finding two coefficients from two remainder conditions
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WAEC Prep: The remainder theorem checked against long division
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Common Mistakes: The remainder theorem applied to a quartic
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