1,483 prompts matching "Forgetting to swap the leading diagonal when inverting"
Practice set: The empty set and the universal set
Act as my SS1 Mathematics tutor. Give me five practice questions on the empty set and the
Worked example: The number of elements in a set
Act as my SS1 Mathematics tutor. Take me through one full worked example on the number of
Word problem: The complement of a set in a survey problem
Act as my SS1 Mathematics tutor. Give me three word problems on the complement of a set in
Nigerian scenario: Sets used to sort a described Nigerian group
Act as my SS1 Mathematics tutor. Show me where sets used to sort a described Nigerian grou
Practice set: The difference of two sets
Act as my SS1 Mathematics tutor. Give me five practice questions on the difference of two
Worked example: The formula for the number in a union
Act as my SS1 Mathematics tutor. Take me through one full worked example on the formula fo
WAEC pitfalls: Counting the overlap twice in a union
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on countin
Explain back: Disjunction, and the inclusive sense of or
I have just studied disjunction, and the inclusive sense of or in my SS1 Mathematics class
Worked example: The converse, inverse and contrapositive
Act as my SS1 Mathematics tutor. Take me through one full worked example on the converse,
Word problem: The bi-conditional
Act as my SS1 Mathematics tutor. Give me three word problems on the bi-conditional, set in
Exam timing: A timed set of logical operator questions
Act as my SS1 Mathematics tutor. Set me a timed run of questions on a timed set of logical
Practice set: The truth table for conjunction and disjunction
Act as my SS1 Mathematics tutor. Give me five practice questions on the truth table for co
Explain back: The truth table for an implication
I have just studied the truth table for an implication in my SS1 Mathematics class. Let me
Worked example: A tautology and a contradiction
Act as my SS1 Mathematics tutor. Take me through one full worked example on a tautology an
Teach me: What changing the subject of a formula means
You are my personal SS1 Mathematics tutor. Teach me what changing the subject of a formula
Word problem: Substituting after rearranging, rather than before
Act as my SS1 Mathematics tutor. Give me three word problems on substituting after rearran
WAEC pitfalls: Applying an inverse operation to only part of a side
Act as my SS1 Mathematics tutor. Show me the mistake candidates most often make on applyin
Word problem: Recognising the type of variation from a table
Act as my SS1 Mathematics tutor. Give me three word problems on recognising the type of va
Explain back: Factorising a difference of two squares
I have just studied factorising a difference of two squares in my SS1 Mathematics class. L
Worked example: Solving by setting each factor to nought
Act as my SS1 Mathematics tutor. Take me through one full worked example on solving by set