755 prompts matching "Spot my mistake in a combination problem"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
Set difference A minus B
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on what
Working backwards from Venn diagram totals
I am in SS 1. I'm going to explain a Venn diagram question where I am given some regions a
Finite and infinite sets
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the
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
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
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
Common mistakes with set notation
Quiz me with 4 short Additional Maths questions on the most common set notation mistakes S
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,
Finding the common difference from given terms
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Finding the number of terms in an arithmetic series
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Finding the common ratio from given terms
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Applying the sum to infinity formula when the ratio lies between minus one and one
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on usin
Deciding whether a geometric series converges
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Recognising arithmetic vs geometric sequences
I am in SS 1. Teach me how to tell from a list of numbers whether a sequence is arithmetic
Finding a term given the sum of a series
I am in SS 1. I'm going to explain finding a specific term of a sequence by first finding
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
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
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on how