755 prompts matching "seat 4 boys and 3 girls alternately in a row"
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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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Word problem: total distance from a bouncing ball
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Finding which term of a sequence equals a given value
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Series exam question with show all working
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Sequences involving fractions
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Finding a sequence's sum between two term numbers
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Sequences applied to simple interest vs compound interest
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Explaining why sum to infinity only works for |r| < 1
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Distance between two coordinate points
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Distance formula with negative coordinates
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Midpoint of a line segment
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Finding an endpoint given the midpoint
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Gradient of a line joining two points
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Gradient from a linear equation
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Equation of a line through two given points
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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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