620 prompts matching "Solving a quadratic that is a difference of two squares"
Spot my mistake: Differentiating with respect to the wrong variable
Act as my SS3 Mathematics tutor. Work a question on differentiating with respect to the wr
Spot my mistake: Subtracting the limits in the wrong order
Act as my SS3 Mathematics tutor. Work a question on subtracting the limits in the wrong or
Spot my mistake: Adding vectors by adding their magnitudes
Act as my SS3 Mathematics tutor. Work a question on adding vectors by adding their magnitu
Spot my mistake: Subtracting the position vectors in the wrong order
Act as my SS3 Mathematics tutor. Work a question on subtracting the position vectors in th
Spot my mistake: Adding the column vector to the wrong coordinate
Act as my SS3 Mathematics tutor. Work a question on adding the column vector to the wrong
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
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
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
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
Spot my mistake: Plotting cumulative frequency at the class midpoint
Act as my SS3 Mathematics tutor. Work a question on plotting cumulative frequency at the c
Spot my mistake: Letting positive and negative deviations cancel
Act as my SS3 Mathematics tutor. Work a question on letting positive and negative deviatio
Spot my mistake: Rounding twice and drifting away from the true value
Act as my SS3 Mathematics tutor. Work a question on rounding twice and drifting away from
Spot my mistake: Applying the simple interest formula to a compound problem
Act as my SS3 Mathematics tutor. Work a question on applying the simple interest formula t
Explain It Back: Great circles and small circles
Act as my SS3 Maths tutor. Let me summarise what I understand about great circles and smal
Explain It Back: Describing the earth as a sphere: points and lines
Act as my SS3 Maths tutor. Let me summarise what I understand about describing the earth a
WAEC pitfalls: Treating the inclusive 'or' as though it were exclusive
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on treatin
WAEC pitfalls: Eliminating by adding rather than by subtracting
Act as my WAEC Mathematics coach. I am in SS 3. Show me the mistake candidates most often
WAEC pitfalls: Using the arithmetic progression formula on a geometric sequence
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on using t
WAEC pitfalls: Finding a gradient and then the equation from it
Act as my WAEC Mathematics coach. I am in SS 3. Show me the mistake candidates most often
WAEC pitfalls: Building a modulo addition table
Act as my WAEC Mathematics coach. I am in SS 3. Show me the mistake candidates most often