373 prompts matching "IGCSE practice: A curve with no real roots"
Explain back: Reflecting a point in the line y equals x
I have just studied reflecting a point in the line y equals x in my SS3 Mathematics class.
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
Quiz me: Rotating a point 90 degrees about the origin
Act as my SS3 Mathematics tutor and quiz me on rotating a point 90 degrees about the origi
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
Spot my mistake: Rotating clockwise when the question says anticlockwise
Act as my SS3 Mathematics tutor. Work a question on rotating clockwise when the question s
Teach me: Enlargement, and its centre and scale factor
You are my personal SS3 Mathematics tutor. Teach me enlargement, and its centre and scale
Quiz me: Finding the image of a point under a given enlargement
Act as my SS3 Mathematics tutor and quiz me on finding the image of a point under a given
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
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
Quiz me: Adding and subtracting matrices of the same order
Act as my SS3 Mathematics tutor and quiz me on adding and subtracting matrices of the same
Explain back: When two matrices can be multiplied at all
I have just studied when two matrices can be multiplied at all in my SS3 Mathematics class
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
Quiz me: Calculating a determinant from the four entries
Act as my SS3 Mathematics tutor and quiz me on calculating a determinant from the four ent
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
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
Quiz me: Identifying the coefficient matrix and the constant matrix
Act as my SS3 Mathematics tutor and quiz me on identifying the coefficient matrix and the
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