721 prompts matching "Checking a factorisation by expanding it again"
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Mixed sequence exam question, arithmetic and geometric
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Sequences given by a recurrence relation
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Distinguishing gradient sign: positive, negative, zero, undefined
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Factorising by taking out a common factor
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Solving a linear inequality and showing the solution
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Cross-multiplying to solve an equation with fractions
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Rewriting different bases as the same base
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Solving index equations with matching bases
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Evaluating index expressions without a calculator
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Solving 4^x = 8^(x-1) by matching bases
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Simplifying an algebraic fraction with index rules
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Rewriting an expression with only positive indices
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Index equation with equal exponents, unknown base
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Simplifying a surd by extracting square factors
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Multiplying a surd by an integer
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Expanding brackets containing surds
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Expanding a binomial surd bracket
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Rationalising a denominator with a single surd
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Simplifying a fraction with a surd numerator
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Working with cube roots as a type of surd
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