935 prompts matching "Writing two simultaneous equations as a single matrix equation"
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Solve the trigonometric equation tan(x) = -1, for 0 <= x <= 360
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Solve the trigonometric equation 3sin(x) - 1 = 0, for 0 <= x <= 360
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Solve the trigonometric equation cos^2(x) - sin^2(x) = 0.5, for 0 <= x <= 360
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Worked example: find the stationary points of y = x^3 - 3x^2 - 9x + 5 and classify each one
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Worked example: solve x^2+4x+13=0 giving the roots as complex numbers
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Real-life application of measures of dispersion
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Hence solve command word: quadratic equations
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Structured question: classify a line-curve relationship
I am in SS 2. Give me three short parts, each with a different line and the same curve, as
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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Worked Example: The discriminant used as the test for intersection
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Practice: Polynomial notation such as P of x
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Show All Working: Synthetic division as a shorter route
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Quiz: Which values are worth testing as factors
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Learn: Solving a cubic once it has been factorised
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Quiz: Why a conditional with a false antecedent counts as true
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Show All Working: A circular arrangement with one fixed seat such as the head
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Spot My Mistake: A selection with at least 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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Learn: Probability as favourable outcomes over total outcomes
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