1,303 prompts matching "Why brackets matter when an operation is not associative"
Showing only prompts that state their year. 35 more in this subject don't name one, so choose All years to see them.
Explain Back: The rule that the transpose of a product reverses the order
I have just studied the rule that the transpose of a product reverses the order in my SS3
Explain Back: Solving a matrix equation containing both a sum and a product
I have just studied solving a matrix equation containing both a sum and a product in my SS
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
Explain Back: The determinant of a product as the product of the determinants
I have just studied the determinant of a product as the product of the determinants in my
Practice: The sign pattern of the cofactors in a 3 by 3 determinant
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the sign patte
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
Worked Example: Forming the determinant Dy by replacing the second column
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on formin
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
Worked Example: The identity that A times its adjoint gives the determinant times the identity
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the id
Explain Back: Solving two simultaneous equations by multiplying by the inverse
I have just studied solving two simultaneous equations by multiplying by the inverse in my
Worked Example: The units of mass, and the SI unit
Act as my SS3 Further Mathematics tutor. Take me through one full worked example on the un
Practice: The value of g used in Nigerian examination papers
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the value of g
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
Practice: The direction of the resultant of several coplanar forces
Act as my SS3 Further Mathematics tutor. Give me five practice questions on the direction
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
Explain Back: The forces acting on a body hanging from two strings
I have just studied the forces acting on a body hanging from two strings in my SS3 Further
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
Explain Back: The order in which the forces are drawn round the triangle
I have just studied the order in which the forces are drawn round the triangle in my SS3 F