1,333 prompts matching "Spot my mistake with sum and product of roots"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Structured question: logic puzzle solved with a truth table
I am in SS 3. Give me a short logic puzzle involving two or three statements about people
Structured question: combination problem with 'at least' condition
I am in SS 3. Give me a structured combinations question with an 'at least' condition, suc
Explain Back: Showing that AB and BA are usually different for 2 by 2 matrices
I have just studied showing that AB and BA are usually different for 2 by 2 matrices in my
Explain Back: Keeping track of the nine entries when multiplying 3 by 3 matrices
I have just studied keeping track of the nine entries when multiplying 3 by 3 matrices in
Worked Example: Taking a common factor out of a matrix
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on taking
Worked Example: A singular matrix, and why it has no inverse
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on a sing
Explain Back: The order of the answer when two matrices are multiplied
I have just studied the order of the answer when two matrices are multiplied in my SS3 Fur
Worked Example: What a determinant of nought means for a 2 by 2 matrix
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on what a
Worked Example: Evaluating a 3 by 3 determinant by the rule of Sarrus
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on evalua
Explain Back: What a coefficient determinant of nought says about the system
I have just studied what a coefficient determinant of nought says about the system in my S
Explain Back: Writing out the full matrix of cofactors
I have just studied writing out the full matrix of cofactors in my SS3 Further Mathematics
Explain Back: Finding the adjoint of a 2 by 2 matrix quickly
I have just studied finding the adjoint of a 2 by 2 matrix quickly in my SS3 Further Mathe
Explain Back: The inverse of a diagonal matrix
I have just studied the inverse of a diagonal matrix in my SS3 Further Mathematics class.
Worked Example: Checking the solution of three equations by substitution
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on checki
Worked Example: The weight of a body as mass times g
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the we
Explain Back: The resultant of two forces acting in the same straight line
I have just studied the resultant of two forces acting in the same straight line in my SS3
Worked Example: The direction of the resultant of two forces
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the di
Explain Back: Showing that a system of concurrent forces is in equilibrium
I have just studied showing that a system of concurrent forces is in equilibrium in my SS3
Worked Example: Marking the weight, the normal reaction and the friction on a diagram
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on markin
Worked Example: Using the sine rule on the triangle of forces
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on using