755 prompts matching "The identity matrix, and what it does in a product"
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Deciding whether a geometric series converges
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Recognising arithmetic vs geometric sequences
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Word problem: arithmetic sequence in a savings context
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Solving for x when three terms are in arithmetic progression
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Mixed sequence exam question, arithmetic and geometric
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Deriving the geometric series sum formula
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Recurring decimals as an infinite geometric series
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Finding the first term or common difference from the sum formula
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Series exam question with show all working
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Reviewing every sequence and series formula before a test
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Explaining why sum to infinity only works for |r| < 1
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Distance formula with negative coordinates
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Finding an endpoint given the midpoint
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Equation of a line given gradient and one point
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Condition for two lines to be parallel
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Condition for two lines to be perpendicular
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Finding the point of intersection of two lines
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Sketching a straight line from its equation
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Vertical and horizontal line equations
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Distance from a point to the centre of a circle
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