658 prompts matching "IGCSE-style question: Deciding whether two lines are parallel from their equatio"
Spot my mistake: Reflecting in an axis but keeping the original sign
Act as my SS3 Mathematics tutor. Work a question on reflecting in an axis but keeping the
Teach me: Rotation, and its centre, angle and direction
You are my personal SS3 Mathematics tutor. Teach me rotation, and its centre, angle and di
Explain back: Rotating a point 180 degrees about the origin
I have just studied rotating a point 180 degrees about the origin in my SS3 Mathematics cl
Worked example: Finding the angle of rotation from an object and its image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the an
Teach me: Enlargement, and its centre and scale factor
You are my personal SS3 Mathematics tutor. Teach me enlargement, and its centre and scale
Explain back: What a fractional scale factor does to a shape
I have just studied what a fractional scale factor does to a shape in my SS3 Mathematics c
Spot my mistake: Measuring the scale factor from the wrong centre
Act as my SS3 Mathematics tutor. Work a question on measuring the scale factor from the wr
Worked example: Finding the centre of enlargement from object and image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the ce
Teach me: A matrix, and what its order means
You are my personal SS3 Mathematics tutor. Teach me a matrix, and what its order means, wo
Spot my mistake: Multiplying matrices whose orders do not match
Act as my SS3 Mathematics tutor. Work a question on multiplying matrices whose orders do n
Worked example: Multiplying a 2 by 3 matrix by a 3 by 2 matrix
Act as my SS3 Mathematics tutor. Take me through one full worked example on multiplying a
Teach me: The determinant of a 2 by 2 matrix
You are my personal SS3 Mathematics tutor. Teach me the determinant of a 2 by 2 matrix, wo
Explain back: The inverse of a 2 by 2 matrix and the formula for it
I have just studied the inverse of a 2 by 2 matrix and the formula for it in my SS3 Mathem
Spot my mistake: Forgetting to swap the leading diagonal when inverting
Act as my SS3 Mathematics tutor. Work a question on forgetting to swap the leading diagona
Worked example: Verifying an inverse by multiplying back to the identity
Act as my SS3 Mathematics tutor. Take me through one full worked example on verifying an i
Teach me: Writing a pair of simultaneous equations in matrix form
You are my personal SS3 Mathematics tutor. Teach me writing a pair of simultaneous equatio
Explain back: Solving by multiplying through by the inverse matrix
I have just studied solving by multiplying through by the inverse matrix in my SS3 Mathema
Spot my mistake: Multiplying by the inverse on the wrong side
Act as my SS3 Mathematics tutor. Work a question on multiplying by the inverse on the wron
Worked example: Solving a 2 by 2 system by the matrix method
Act as my SS3 Mathematics tutor. Take me through one full worked example on solving a 2 by
Teach me: The shape of a quadratic graph, and what the sign of a does to it
You are my personal SS3 Mathematics tutor. Teach me the shape of a quadratic graph, and wh