1,045 prompts matching "Find the range of x for which y = x^3 - 3x is increasing"
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Learn: Setting out the division of a cubic by a linear expression
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WAEC Prep: Dividing by a factor of the form ax plus b
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WAEC Prep: The factor theorem for a factor of the form ax plus b
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Common Mistakes: Using the factor theorem before dividing
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Spot My Mistake: Factorising the sum of two cubes
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Spot My Mistake: Finding the remaining roots once one is known
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Learn: The formula for the general term of an expansion
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Worked Example: Finding the fifth term of an expansion
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IGCSE Additional Maths Y11: Checking that the solutions lie in the stated range — Common Mistakes
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IGCSE Additional Maths Y11: The number of ways of choosing from distinct groups — Quiz Me
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IGCSE Additional Maths Y11: The midpoint of a side written in vector form — Quiz Me
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IGCSE Additional Maths Y11: The rate at which the volume of a cone changes — Explain It Back
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IGCSE Additional Maths Y11: The integral of a bracket raised to a power — Quiz Me
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IGCSE Additional Maths Y11: The instant at which a particle is momentarily at rest — Spot My Mistake
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Complete the square for x^2 + 3x - 4 = 0
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Complete the square for 3x^2 + 6x - 2 = 0
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Use the quadratic formula on 2x^2 - 3x - 5 = 0
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Use the quadratic formula on 3x^2 + 5x + 1 = 0
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Worked example: finding the gradient of a curve at a point
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Teach me finding the determinant of a 2x2 matrix
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