755 prompts matching "Quiz: The semi-interquartile range"
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Finding the equation of a line parallel to the x-axis or y-axis through a point
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Finding the equation of a circle from its centre and radius
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Distance from a point to the centre of a circle
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Simultaneous equations of a line and the coordinate axes
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Finding an unknown coordinate using the gradient formula
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Finding the equation of a median of a triangle
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Factorising the sum and difference of two cubes
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Solving a linear inequality and showing the solution
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Changing the subject of a simple formula
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Changing the subject when the variable appears twice
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Simplifying an expression with brackets and indices together
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Explaining the difference between an expression and an equation
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Worked Example: Why the square root of a non-square whole number is irrational
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Explain Back: Where the surds sit on the number line
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Spot My Mistake: The decimal expansion of an irrational number, and why it never repeats
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WAEC Prep: Pi and root 2 as the two best-known irrational numbers
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Show All Working: Deciding whether two given surds are equal without a calculator
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Worked Example: Adding two surds that simplify to the same root
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Spot My Mistake: Dividing one surd by another
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Common Mistakes: Expanding the product of two surd brackets
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