674 prompts matching "Expanding cos of 3 theta using de Moivre's theorem"
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Explaining why a^1/n means the nth root of a
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on expl
Full past-question style index problem, timed
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Reviewing all the laws of indices before a test
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Expanding brackets containing surds
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Expanding a binomial surd bracket
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Rationalising a denominator with a single surd
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Rationalising using the conjugate
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Rationalising the denominator when it's a surd minus a surd
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Explaining why we rationalise denominators
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Reading values off a completed Venn diagram
I am in SS 1. Teach me reading and interpreting information from a completed two-set Venn
Set-builder notation basics
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Survey word problem using a three-set Venn diagram
I am in SS 1. Quiz me with 5 short Additional Maths questions on a WAEC-style survey word
Using sets to test simple logical statements
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De Morgan's laws for sets
I am in SS 1. Teach me De Morgan's laws for sets, (A union B)' = A' intersection B' and (A
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
Finding the nth term of an arithmetic sequence
I am in SS 1. I'm going to explain finding the nth term formula of an arithmetic sequence,
Sum of an arithmetic series given the first and last term
I am in SS 1. Teach me using the formula Sn = n/2 (a + l) to find the sum of an arithmetic
Finding the nth term of a geometric sequence
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Sum of the first n terms of a geometric series
I am in SS 1. I'm going to explain using the formula Sn = a(r^n - 1)/(r - 1) to find the s
Deciding whether a geometric series converges
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