755 prompts matching "A word problem solved with the quadratic formula"
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Practice: Why an identity element must work from both sides
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Worked Example: Rewriting a negative index as a fraction
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Common Mistakes: Writing a root as a fractional index before simplifying
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Worked Example: Solving an indicial equation where one side must be factorised first
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Worked Example: Writing an index statement as a logarithm
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Practice: Evaluating log to base 2 of 8
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Common Mistakes: Reading a logarithm from a table
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Practice: Combining two logarithms into one
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Show All Working: Solving a simple logarithmic equation
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Common Mistakes: Rejecting a root that makes a logarithm undefined
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Worked Example: Converting a logarithm to base ten so that tables can be used
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Show All Working: Comparing logarithms given in different bases
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Common Mistakes: Inserting a geometric mean between two numbers
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Common Mistakes: A double inequality such as 2 less than x less than 7
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Practice: Solving modulus of x greater than a
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Common Mistakes: Reading a solution set off a graph
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IGCSE Additional Maths Y10: A mapping diagram, and what it shows — Common Mistakes
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IGCSE Additional Maths Y10: Showing that f of f inverse of x gives x back — Common Mistakes
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IGCSE Additional Maths Y10: Solving an inequality that contains two modulus expressions — Show All Working
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IGCSE Additional Maths Y10: Where a modulus graph meets a straight line — Common Mistakes
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