291 prompts matching "Rationalising a denominator with a conjugate (IGCSE Marking)"
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
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
WAEC pitfalls: Assuming a negative scale factor simply shrinks a shape
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on assumin
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
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
WAEC pitfalls: Assuming matrix multiplication is commutative
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on assumin
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
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
WAEC pitfalls: Dividing by a determinant of zero
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
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
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
WAEC pitfalls: Writing the coefficients out of order in the matrix
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on writing
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
Quiz me: Making a table of values for a quadratic
Act as my SS3 Mathematics tutor and quiz me on making a table of values for a quadratic. A
Spot my mistake: Plotting a point from the wrong row of the table
Act as my SS3 Mathematics tutor. Work a question on plotting a point from the wrong row of
Teach me: Solving an equation by finding where two graphs meet
You are my personal SS3 Mathematics tutor. Teach me solving an equation by finding where t