911 prompts matching "Showing that a statement is a contradiction"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Spot my mistake: Using an equation of constant acceleration on a body whose acceleration is changing
Act as my SS3 Further Mathematics tutor. Write a short answer on using an equation of cons
Spot my mistake in a Pascal's row truth table
I am in SS 3. I will show you my attempt at a truth table for a compound proposition with
Spot my mistake: checking each line of a trigonometric identity proof
I am in SS 3. I will show you my full proof of a trigonometric identity. Check each line f
Spot my mistake: finding a stationary point
I am in SS 3. I will show you my working for finding and classifying a stationary point of
Quiz me on recognising which command word fits a blank exam question
I am in SS 3. Quiz me by giving me a topic and a blank space where a command word should g
Spot My Mistake: Squaring a 2 by 2 matrix
Act as my SS3 Further Mathematics tutor. Work a question on squaring a 2 by 2 matrix with
Spot My Mistake: Multiplying a 3 by 3 matrix by a 3 by 1 column
Act as my SS3 Further Mathematics tutor. Work a question on multiplying a 3 by 3 matrix by
Spot My Mistake: A symmetric matrix, equal to its own transpose
Act as my SS3 Further Mathematics tutor. Work a question on a symmetric matrix, equal to i
Spot My Mistake: Forming the determinant Dx by replacing the first column
Act as my SS3 Further Mathematics tutor. Work a question on forming the determinant Dx by
Spot My Mistake: Checking a Cramer's rule solution by substituting back
Act as my SS3 Further Mathematics tutor. Work a question on checking a Cramer's rule solut
Spot My Mistake: Checking cofactors by expanding the determinant along a second row
Act as my SS3 Further Mathematics tutor. Work a question on checking cofactors by expandin
Spot My Mistake: Finding the adjoint of a 3 by 3 matrix
Act as my SS3 Further Mathematics tutor. Work a question on finding the adjoint of a 3 by
Spot My Mistake: Why the inverse must be applied on the correct side
Act as my SS3 Further Mathematics tutor. Work a question on why the inverse must be applie
Spot My Mistake: Compounding three forces acting at one point
Act as my SS3 Further Mathematics tutor. Work a question on compounding three forces actin
Spot My Mistake: The greatest and the least resultant of two given forces
Act as my SS3 Further Mathematics tutor. Work a question on the greatest and the least res
Spot My Mistake: Drawing the triangle of forces to scale to find an unknown force
Act as my SS3 Further Mathematics tutor. Work a question on drawing the triangle of forces
Spot My Mistake: Why friction does not depend on the area of contact
Act as my SS3 Further Mathematics tutor. Work a question on why friction does not depend o
Spot My Mistake: Using concurrence to find the direction of an unknown third force
Act as my SS3 Further Mathematics tutor. Work a question on using concurrence to find the
Spot My Mistake: Finding two unknown tensions from three forces in equilibrium
Act as my SS3 Further Mathematics tutor. Work a question on finding two unknown tensions f
Spot My Mistake: When Lami's theorem may be used, and when it may not
Act as my SS3 Further Mathematics tutor. Work a question on when Lami's theorem may be use