1,045 prompts matching "IGCSE Additional Maths Y10: No real roots, and what the discriminant shows — Pra"
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Give me common mistakes students make in coordinate geometry
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Give me common mistakes students make in differentiation
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Give me common mistakes students make in surds
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Give me common mistakes students make in measures of dispersion
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Worked example: differentiate y = 3x^4 - 2x^3 + x - 7
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Worked example: find the gradient of y = x^3 - 4x at the point where x = 2
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Worked example: find the equation of the tangent to y = x^2 - 5x + 6 at the point where x = 1
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Worked example: find the determinant of [[5,2],[3,4]]
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Worked example: find the inverse of [[2,1],[5,3]]
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Timed practice: five quadratic equations by factorisation
I am in SS 2. Give me five quadratic equations of increasing difficulty to solve by factor
Spot the examiner's trick in a factorisation question
I am in SS 2. Give me a quadratic equation exam question that has a common trap, such as a
Structured question: complete the square then find the minimum
I am in SS 2. Give me a two-part structured question where I first complete the square for
Spot my mistake in a quadratic inequality solution
I am in SS 2. I will show you my working for solving a quadratic inequality. Check whether
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
Worked Example: The discriminant used as the test for intersection
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Worked Example: The remainder on dividing by x minus 3
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Worked Example: Conjunction in a three-variable truth table
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Worked Example: The truth table for the conditional
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Worked Example: The truth table for the biconditional
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Worked Example: What a contradiction is
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