721 prompts matching "Checking a factorisation by expanding it again"
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Final Revision: Checking an indicial solution by substitution
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IGCSE Additional Maths Y10: Checking an index simplification by substituting a number — Exam Technique
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IGCSE Additional Maths Y10: Checking a polynomial division by multiplying back — Common Mistakes
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IGCSE Additional Maths Y10: Checking a graphical solution by substitution — Exam Technique
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Final Revision: Checking a conjugate answer by multiplying back
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Common Mistakes: Checking an inverse by working the operation both ways
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IGCSE Additional Maths Y10: Dividing by a linear expression of the form ax minus b — IGCSE Exam Practice
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IGCSE Additional Maths Y10: The gradient of a line given in the form ax plus by equals c — IGCSE Exam Practice
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Expanding and simplifying with negative brackets
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Solving simultaneous linear equations by substitution
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Show All Working: Checking a rationalised answer by decimal approximation
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Explain Back: Showing distributivity fails by a counter-example
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Spot My Mistake: Checking distributivity from two operation tables
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Learn: Solving an equation by writing both sides to the same base
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Common Mistakes: An indicial equation solved by substitution
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WAEC Prep: Solving an exponential equation by taking logarithms of both sides
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Final Revision: A savings problem modelled by an arithmetic progression
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Quiz: Multiplying both sides by a positive number
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WAEC Prep: Shading the region defined by a linear inequality
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IGCSE Additional Maths Y10: Solving a modulus equation algebraically by squaring — Explain It Back
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