755 prompts matching "Counting the handshakes, or the lines joining n points"
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Simplifying a mixed index expression
I am in SS 1. Quiz me with 3 short Additional Maths questions on simplifying an expression
Index equations reducing to a quadratic
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Evaluating a negative fractional index
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Index laws with an unknown letter base
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Multi-part index exam question with a real context
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What makes a number a surd
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Solving a surd equation with terms on both sides
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Distinguishing rational and irrational numbers
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Proper subsets versus subsets
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Equal sets versus equivalent sets
I am in SS 1. I attempted an Additional Maths question on the difference between two sets
Number of elements in a set from a Venn diagram region count
I am in SS 1. I'm going to explain counting n(A only), n(B only) and n(A and B) separately
Mixed sequence exam question, arithmetic and geometric
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Sequences given by a recurrence relation
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WAEC-style past question on geometric progressions
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Finding a sequence's sum between two term numbers
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Gradient as a rate of change interpretation
I am in SS 1. I'm going to explain interpreting the gradient of a straight-line graph as a
Distinguishing gradient sign: positive, negative, zero, undefined
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Expanding a product of two brackets
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expa
Expanding a product of three brackets
I am in SS 1. I'm going to explain expanding a product of three linear brackets, such as (
Multi-part algebraic manipulation exam question
I am in SS 1. I attempted an Additional Maths question on a Cambridge/Additional Maths sty