757 prompts matching "Real-life problem: An equation with the unknown in the denominator"
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
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
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
Practice set: Finding the roots from where the curve cuts the x-axis
Act as my SS3 Mathematics tutor. Give me five practice questions on finding the roots from
Explain back: Shading the feasible region on a graph
I have just studied shading the feasible region on a graph in my SS3 Mathematics class. Le
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
Explain back: Plotting a cumulative frequency curve at the upper class boundaries
I have just studied plotting a cumulative frequency curve at the upper class boundaries in
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
Practice set: Estimating quartiles and percentiles from an ogive
Act as my SS3 Mathematics tutor. Give me five practice questions on estimating quartiles a
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
Exam timing: A timed set of mean deviation calculations
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of mean de
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
Exam timing: A timed set of chart drawing and reading questions
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of chart d
WAEC pitfalls: Dropping trailing zeros that are in fact significant
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on droppin
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
Worked example: The percentage error left by a rounded calculation
Act as my SS3 Mathematics tutor. Take me through one full worked example on the percentage
WAEC pitfalls: Giving a percentage error as a negative quantity
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Practice set: The greatest possible error in a rounded measurement
Act as my SS3 Mathematics tutor. Give me five practice questions on the greatest possible