755 prompts matching "Combinations used with the addition and multiplication principles"
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Index equations reducing to a quadratic
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Finding an unknown exponent in an equation
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Simplifying before substituting a value
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Solving 9^x x 3^(x+1) = 1
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Simplifying indices before adding like terms
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What makes a number a surd
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Adding surds that need simplifying first
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Surds in trigonometric exact values
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Simplifying nested surds
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Explaining why we rationalise denominators
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Surd equation from a geometry context
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Simplifying a surd expression before squaring
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Drawing a two-set Venn diagram from data
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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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Set operations exam question, multi-part
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Set problem leading to a linear equation
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Quiz me rapid-fire on set notation symbols
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Geometric mean between two numbers
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