725 prompts matching "Solve simultaneous equations using an inverse matrix #3"
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Full worked exam-style problem combining gradient, distance and midpoint
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Coordinate geometry applied to a triangle's area check
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Expanding a product of two brackets
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Expanding a product of three brackets
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Expanding and simplifying with negative brackets
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Simplifying an expression with brackets and indices together
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Multi-part algebraic manipulation exam question
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Quiz me rapid-fire on expanding and factorising
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Learn: Telling a rational number from an irrational one
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Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
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WAEC Prep: Pi and root 2 as the two best-known irrational numbers
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Common Mistakes: Why a rational number added to an irrational one stays irrational
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Practice: Collecting similar surds in an expression
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Explain Back: Why 2 root 3 and 5 root 3 count as similar surds
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Spot My Mistake: Why root 8 and root 2 turn out to be similar
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Final Revision: Surds that cannot be combined at all
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Quiz: Subtracting one surd from another
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Spot My Mistake: Dividing one surd by another
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Common Mistakes: Expanding the product of two surd brackets
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Final Revision: Simplifying a fraction whose numerator and denominator are both surds
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