742 prompts matching "IGCSE practice: Why the line need not touch any data point"
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
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
Practice set: Multiplying a matrix by a scalar
Act as my SS3 Mathematics tutor. Give me five practice questions on multiplying a matrix b
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
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
Practice set: Cramer's rule as an alternative method
Act as my SS3 Mathematics tutor. Give me five practice questions on Cramer's rule as an al
Word problem: A break-even point found from two drawn lines
Act as my SS3 Mathematics tutor. Give me three word problems on a break-even point found f
Worked example: Solving a quadratic graphically by adding a straight line
Act as my SS3 Mathematics tutor. Take me through one full worked example on solving a quad
Practice set: Solving simultaneous equations graphically
Act as my SS3 Mathematics tutor. Give me five practice questions on solving simultaneous e
Teach me: What linear programming sets out to optimise
You are my personal SS3 Mathematics tutor. Teach me what linear programming sets out to op
Word problem: A Nigerian transport loading problem as a linear programme
Act as my SS3 Mathematics tutor. Give me three word problems on a Nigerian transport loadi
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
Worked example: Estimating the median from a cumulative frequency curve
Act as my SS3 Mathematics tutor. Take me through one full worked example on estimating the
Practice set: Estimating quartiles and percentiles from an ogive
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating quartiles a
Worked example: The mean deviation of an ungrouped data set
Act as my SS3 Mathematics tutor. Take me through one full worked example on the mean devia
Spot my mistake: Drawing sector angles that do not total 360 degrees
Act as my SS3 Mathematics tutor. Work a question on drawing sector angles that do not tota
Worked example: Reading a quantity from a pie chart given the total
Act as my SS3 Mathematics tutor. Take me through one full worked example on reading a quan
Practice set: Converting between a pie chart and a bar chart
Act as my SS3 Mathematics tutor. Give me five practice questions on converting between a p
Practice set: Estimating an answer by rounding each quantity first
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating an answer b
Explain back: Why percentage error is more useful than absolute error
I have just studied why percentage error is more useful than absolute error in my SS3 Math