1,045 prompts matching "A random variable, and the values it may take"
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Practice: Working through a quadratic by completing the square, step by step
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Explain Back: An answer left in surd form after completing the square
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Practice: Giving the roots correct to two decimal places
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Explain Back: Leaving the roots of a quadratic in surd form
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Worked Example: The product of the roots as c over a
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Practice: Forming an equation from a given sum and product
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Show All Working: Forming an equation whose roots are three alpha and three beta
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Show All Working: A simultaneous pair in which the second equation is a circle
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Worked Example: The discriminant used as the test for intersection
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Show All Working: The point of contact when a line touches a curve
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Show All Working: Adding and subtracting two polynomials
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Show All Working: Synthetic division as a shorter route
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Worked Example: The remainder on dividing by x minus 3
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Practice: The remainder on dividing by 2x minus 1
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Explain Back: Finding a coefficient when the remainder is given
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Show All Working: What the factor theorem says about the roots
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Practice: Factorising a quartic as the product of two quadratics
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Explain Back: A polynomial with a repeated linear factor
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Explain Back: A cubic with a repeated root
I have just studied a cubic with a repeated root in my SS2 Further Mathematics class. Let
Show All Working: Reading the final column of a truth table
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