755 prompts matching "When the matrix method is worth the work for three unknowns"
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Coordinate geometry involving a right-angle condition to find x
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Coordinate geometry applied to a triangle's area check
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Simplifying a complex algebraic fraction
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Solving simultaneous linear equations by substitution
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Solving simultaneous linear equations by elimination
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Multi-part algebraic manipulation exam question
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Simplifying expressions with like and unlike terms
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Common sign errors in algebraic manipulation
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Multiplication law of indices
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Zero index rule
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Negative indices as fractions
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Fractional indices with numerator above 1
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Solving index equations with matching bases
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Evaluating index expressions without a calculator
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Simplifying a fraction of two bracketed index terms
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Finding an unknown exponent in an equation
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Laws of indices with three different bases in one line
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Solving 4^x = 8^(x-1) by matching bases
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Solving 9^x x 3^(x+1) = 1
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Index laws with an unknown letter base
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