755 prompts matching "The course to steer so that a boat crosses straight over"
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Interpreting neither-nor in a Venn diagram problem
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Logical reasoning puzzle solved using sets
I am in SS 1. I'm going to explain a short logical reasoning puzzle about groups of people
Solving for x when three terms are in arithmetic progression
I am in SS 1. I attempted an Additional Maths question on finding the value of x given tha
Sum of the first n odd numbers
I am in SS 1. Quiz me with 4 short Additional Maths questions on proving and using the fac
Coordinate geometry proof: isosceles triangle
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Coordinate geometry involving a right-angle condition to find x
I am in SS 1. Teach me finding an unknown coordinate x so that two given line segments mee
Solving a word problem using simultaneous equations
I am in SS 1. I'm going to explain a word problem that must be solved by setting up and so
Common Mistakes: Why a rational number added to an irrational one stays irrational
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Common Mistakes: Expanding the product of two surd brackets
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Common Mistakes: A binary operation that is ordinary addition in disguise
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Common Mistakes: Subtraction as an example of neither law
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Common Mistakes: Checking an inverse by working the operation both ways
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Common Mistakes: An indicial equation solved by substitution
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Common Mistakes: Rejecting a root that makes a logarithm undefined
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Common Mistakes: A logarithmic equation that becomes a quadratic
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Common Mistakes: The Fibonacci sequence and the rule behind it
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Common Mistakes: Proving the sum formula by pairing the terms
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Common Mistakes: Reading a solution set off a graph
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Fractional indices with numerator above 1
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Solving index equations with matching bases
I am in SS 1. I'm going to explain solving an index equation by rewriting both sides with