755 prompts matching "What Cramer's rule gives when the system is inconsistent"
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Common mistakes with set notation
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Set theory laws: commutative and associative
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Distributive law for sets
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Finding the nth term of an arithmetic sequence
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Finding the number of terms in an arithmetic series
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Sum of the first n terms of a geometric series
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Deciding whether a geometric series converges
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Recognising arithmetic vs geometric sequences
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Solving for x when three terms are in arithmetic progression
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Deriving the arithmetic series sum formula
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Finding the first term or common difference from the sum formula
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Sequences given by a recurrence relation
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Word problem: total distance from a bouncing ball
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Sum of the first n odd numbers
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Explaining the difference between a sequence and a series
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Distance between two coordinate points
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Distance formula with negative coordinates
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Equation of a line given gradient and one point
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Equation of a line through two given points
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Finding the point of intersection of two lines
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