755 prompts matching "Find the inverse of a 3x3 matrix using cofactors #3"
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Surds in the quadratic formula
I am in SS 1. Quiz me with 5 short Additional Maths questions on why the quadratic formula
Multiplying three surds together
I am in SS 1. Quiz me with 4 short Additional Maths questions on multiplying three surds t
Rationalising the denominator when it's a surd minus a surd
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Working with cube roots as a type of surd
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Surds and indices together in one question
I am in SS 1. Teach me a question that requires converting a surd to index form, simplifyi
Reading values off a completed Venn diagram
I am in SS 1. Teach me reading and interpreting information from a completed two-set Venn
Subsets of a given set
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Disjoint sets and what they mean
I am in SS 1. Teach me what it means for two sets to be disjoint, giving an example and dr
Interpreting neither-nor in a Venn diagram problem
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Power set of a three-element set
I am in SS 1. I'm going to explain listing the full power set of a three-element set, incl
Set theory laws: commutative and associative
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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
Applying the sum to infinity formula when the ratio lies between minus one and one
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Deciding whether a geometric series converges
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Explaining the difference between a sequence and a series
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Coordinate geometry proof: right-angled triangle
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Coordinate geometry proof: isosceles triangle
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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
Quiz me rapid-fire on gradients and equations of lines
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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