751 prompts matching "IGCSE word problem: The mean from a frequency table"
Teach me: Reflection and the mirror line
You are my personal SS3 Mathematics tutor. Teach me reflection and the mirror line, workin
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
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: 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
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
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
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
WAEC pitfalls: Joining the plotted points of a curve with straight lines
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on joining
Spot my mistake: Reading the intersection off the wrong axis
Act as my SS3 Mathematics tutor. Work a question on reading the intersection off the wrong
WAEC pitfalls: Giving a graphical answer to more accuracy than the scale allows
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on giving
Spot my mistake: Shading the wrong side of a boundary line
Act as my SS3 Mathematics tutor. Work a question on shading the wrong side of a boundary l
Worked example: Testing the vertices of the feasible region
Act as my SS3 Mathematics tutor. Take me through one full worked example on testing the ve
WAEC pitfalls: Ignoring the non-negativity constraints
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on ignorin
WAEC pitfalls: Reading the quartiles off the wrong axis
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on reading
WAEC pitfalls: Dividing by the wrong number of items
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
Teach me: Significant figures, and how to count them
You are my personal SS3 Mathematics tutor. Teach me significant figures, and how to count
Spot my mistake: Dividing by the measured value instead of the true value
Act as my SS3 Mathematics tutor. Work a question on dividing by the measured value instead