669 prompts matching "Choosing a committee with a stated number from each of two groups"
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Surd equation from a geometry context
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a su
Finding a missing intersection from set sizes
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Working backwards from Venn diagram totals
I am in SS 1. I'm going to explain a Venn diagram question where I am given some regions a
Finding the common difference from given terms
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Sum of the first n terms of an arithmetic series
I am in SS 1. I attempted an Additional Maths question on using the formula Sn = n/2 (2a +
Finding the common ratio from given terms
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Midpoint of a line segment
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Gradient of a line joining two points
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Equation of a line given gradient and one point
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Equation of a line through two given points
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Length of a line segment on a graph
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Finding the equation of a median of a triangle
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Expanding a product of two brackets
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Factorising the sum and difference of two cubes
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Changing the subject of a simple formula
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Simplifying an expression with brackets and indices together
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Explain Back: Where the surds sit on the number line
I have just studied where the surds sit on the number line in my SS1 Further Mathematics c
Common Mistakes: Expressing root 50 as a multiple of root 2
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Common Mistakes: Expanding the product of two surd brackets
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Common Mistakes: Rationalising a denominator of the form root a over root b
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