755 prompts matching "A knot held in equilibrium by three strings"
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Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
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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Comparing arithmetic and geometric growth over time
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Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question
Explaining the difference between a sequence and a series
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Sequences involving fractions
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Reviewing every sequence and series formula before a test
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Alternating sequences and their pattern
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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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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 given gradient and one point
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Condition for two lines to be perpendicular
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Finding where a line crosses the x-axis and y-axis
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Show all working: multi-part coordinate geometry question
I am in SS 1. Quiz me with 3 short Additional Maths questions on a structured Cambridge/Ad
Vertical and horizontal line equations
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Finding the equation of a line parallel to the x-axis or y-axis through a point
I am in SS 1. I'm going to explain finding the equation of a line through a given point th