755 prompts matching "The probability of at most r successes"
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Interpreting neither-nor in a Venn diagram problem
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Power set of a three-element set
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Reviewing set theory before a class test
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Finding the common difference from given terms
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Deciding whether a geometric series converges
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Deriving the arithmetic series sum formula
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Deriving the geometric 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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Sum of a series expressed with algebraic terms
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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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Dividing a line segment in a given ratio
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Finding where a line crosses the x-axis and y-axis
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Sketching a straight line from its equation
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Length of a line segment on a graph
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Vertical and horizontal line equations
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Coordinate geometry exam question: quadrilateral vertices
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