661 prompts matching "Practice: Using a binomial expansion to approximate a number"
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Logical reasoning with 'and' versus 'or' in sets
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Explaining Venn diagram vocabulary in my own words
I am in SS 1. Teach me the key vocabulary of Venn diagrams and set notation such as univer
A three-region overlap problem with unknowns
I am in SS 1. Quiz me with 4 short Additional Maths questions on a Venn diagram word probl
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
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 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 +
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
I am in SS 1. Quiz me with 5 short Additional Maths questions on finding the nth term form
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
Word problem: arithmetic sequence in a savings context
I am in SS 1. Teach me a real-life word problem modelled by an arithmetic sequence, such a
Sigma notation for a sum
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Solving for x when three terms are in geometric progression
I am in SS 1. Teach me finding the value of x given that three algebraic expressions in x
Deriving the geometric series sum formula
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Recurring decimals as an infinite geometric series
I am in SS 1. I'm going to explain how a recurring decimal, such as 0.777..., can be writt
Finding the first term or common difference from the sum formula
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Sum of a geometric series with a negative common ratio
I am in SS 1. Teach me finding the sum of a geometric series where the common ratio is neg
Explaining the difference between a sequence and a series
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WAEC-style past question on arithmetic progressions
I am in SS 1. Teach me a complete WAEC Further Mathematics past-paper style question on ar
Three consecutive terms word problem
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a wo