587 prompts matching "Spot my mistake identifying a tautology"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
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
Rationalising a denominator with three surd terms
I am in SS 1. I'm going to explain rationalising a more unusual denominator involving more
Surd equation from a geometry context
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a su
Simplifying a surd expression before squaring
I am in SS 1. I attempted an Additional Maths question on why it matters to simplify a sur
Surds in a coordinate geometry distance calculation
I am in SS 1. Teach me a coordinate geometry question where applying the distance formula
Reading and writing set notation
I am in SS 1. Teach me reading and writing basic set notation, such as element-of, subset-
Union and intersection of two number sets
I am in SS 1. I'm going to explain finding the union and intersection of two given sets of
Complement of a set within a universal set
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Drawing a two-set Venn diagram from data
I am in SS 1. I attempted an Additional Maths question on drawing a Venn diagram for two o
Reading values off a completed Venn diagram
I am in SS 1. Teach me reading and interpreting information from a completed two-set Venn
Three-set Venn diagram word problem
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Finding a missing intersection from set sizes
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on find
Set-builder notation basics
I am in SS 1. I'm going to explain reading and writing sets using set-builder notation, su
Subsets of a given set
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on list
Proper subsets versus subsets
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
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
Survey word problem using a two-set Venn diagram
I am in SS 1. Teach me a classic survey word problem, such as a group of students where so
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