524 prompts matching "A word problem about a total made of parts"
Real-life Nigeria: Scale drawings and the scales printed on maps
Act as my SS3 Mathematics tutor. Show me where scale drawings and the scales printed on ma
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
WAEC pitfalls: Assuming matrix multiplication is commutative
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on assumin
Real-life Nigeria: The identity matrix, and what it does
Act as my SS3 Mathematics tutor. Show me where the identity matrix, and what it does turns
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
Real-life Nigeria: Recognising a system that has no unique solution
Act as my SS3 Mathematics tutor. Show me where recognising a system that has no unique sol
Explain back: Rearranging an equation so it can be solved from a drawn curve
I have just studied rearranging an equation so it can be solved from a drawn curve in my S
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
Real-life Nigeria: Where a graphical method beats an algebraic one
Act as my SS3 Mathematics tutor. Show me where where a graphical method beats an algebraic
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
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
Real-life Nigeria: Comparing two distributions from their ogives
Act as my SS3 Mathematics tutor. Show me where comparing two distributions from their ogiv
Explain back: Why the absolute value is taken in mean deviation
I have just studied why the absolute value is taken in mean deviation in my SS3 Mathematic
Real-life Nigeria: Mean deviation set beside standard deviation
Act as my SS3 Mathematics tutor. Show me where mean deviation set beside standard deviatio
Explain back: Drawing a bar chart with equal bar widths
I have just studied drawing a bar chart with equal bar widths in my SS3 Mathematics class.
Explain back: Decimal places and significant figures distinguished
I have just studied decimal places and significant figures distinguished in my SS3 Mathema
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
Real-life Nigeria: How many figures an answer ought to carry
Act as my SS3 Mathematics tutor. Show me where how many figures an answer ought to carry t
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