1,132 prompts matching "Learn: Solving a cubic once it has been factorised"
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WAEC Prep: Sketching a cubic from its factorised form
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Learn: The sum of the roots of a cubic read from its coefficients
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Learn: Solving a linear inequality, and reversing the sign on dividing by a negative
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Composite function leading to solving an equation
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Structured question: find k so a cubic has a repeated root
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Worked Example: A singular matrix, and why it has no inverse
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Learn: Solving two simultaneous equations by Cramer's rule
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Quiz: Solving three simultaneous equations with the inverse matrix
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Show All Working: Solving an equation written in terms of a binary operation
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Common Mistakes: Solving an equation in which the unknown sits under a root
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Quiz: Solving an index equation by writing both sides to the same base
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Show All Working: Solving a logarithmic equation and rejecting the invalid root
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Common Mistakes: Solving an exponential equation using logarithms
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Final Revision: Solving a disguised quadratic by substitution
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Practice: Factorising a cubic completely once one factor is known
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Show All Working: Solving a cubic equation by factorisation
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WAEC Prep: Finding a coefficient of a cubic given one of its roots
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Show All Working: Three roots in arithmetic progression in a cubic
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Worked Example: Solving a quadratic inequality by sketching the parabola
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Quiz: Solving a quadratic inequality using a sign table
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