113 prompts matching "Adding three complex numbers"
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Laws of indices with three different bases in one line
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Verifying an index law with numbers
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What makes a number a surd
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Simplifying the square root of a larger number
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Rationalising a more complex conjugate denominator
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Rationalising a denominator with three surd terms
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Number of elements in a set from a Venn diagram region count
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A three-region overlap problem with unknowns
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Finding the number of terms in an arithmetic series
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Simplifying a complex algebraic fraction
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Zero index rule
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Standard form calculations using indices
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Multiplying a surd by an integer
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Reviewing every surd rule before a test
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Reading and writing set notation
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Complement of a set within a universal set
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Set difference A minus B
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Equal sets versus equivalent sets
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Interpreting neither-nor in a Venn diagram problem
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Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic