582 prompts matching "Setting out Cramer's rule for three simultaneous equations"
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Solving 4^x = 8^(x-1) by matching bases
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Index laws with an unknown letter base
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Combining index and surd notation
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Adding surds that need simplifying first
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Estimating the value of a surd
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Distinguishing rational and irrational numbers
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Drawing a two-set Venn diagram from data
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Reading values off a completed Venn diagram
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Finding a missing intersection from set sizes
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Proper subsets versus subsets
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Set difference A minus B
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Working backwards from Venn diagram totals
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Set operations exam question, multi-part
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Set theory laws: commutative and associative
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Logical reasoning puzzle solved using sets
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Finding the number of terms in an arithmetic series
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Geometric mean between two numbers
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Finding which term of a sequence equals a given value
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Alternating sequences and their pattern
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Gradient of a line joining two points
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