755 prompts matching "determine whether the argument 'if p then q; p; therefore q' is valid using a tr"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Power set of a three-element set
I am in SS 1. I'm going to explain listing the full power set of a three-element set, incl
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
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
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
Comparing arithmetic and geometric growth over time
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on comp
Series exam question with show all working
I am in SS 1. I'm going to explain a full Cambridge/Additional Maths style series question
Three consecutive terms word problem
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on a wo
Gradient from a linear equation
I am in SS 1. I'm going to explain finding the gradient and y-intercept of a line directly
Condition for two lines to be parallel
I am in SS 1. Teach me the condition for two lines to be parallel, and using it to find th
Area of a triangle from three coordinates
I am in SS 1. I'm going to explain finding the area of a triangle given the coordinates of
Length of a line segment on a graph
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
Gradient as a rate of change interpretation
I am in SS 1. I'm going to explain interpreting the gradient of a straight-line graph as a
Coordinate geometry exam question: quadrilateral vertices
I am in SS 1. Show me a fully worked Cambridge/Additional Maths style solution to a questi
WAEC-style past question on coordinate geometry
I am in SS 1. I'm going to explain a complete WAEC Further Mathematics past-paper style co
Expanding a product of three brackets
I am in SS 1. I'm going to explain expanding a product of three linear brackets, such as (
Subtracting two algebraic fractions
I am in SS 1. I'm going to explain subtracting two algebraic fractions with different deno
Solving simultaneous linear equations by substitution
I am in SS 1. I'm going to explain solving a pair of simultaneous linear equations by the
Solving a word problem using simultaneous equations
I am in SS 1. I'm going to explain a word problem that must be solved by setting up and so
Multiplication law of indices
I am in SS 1. Give me a Cambridge IGCSE Additional Mathematics style exam question on the