722 prompts matching "IGCSE word problem: A rate as a ratio between different units"
Spot my mistake: The truth table for 'if p then q'
Act as my SS3 Mathematics tutor. Work a question on the truth table for 'if p then q' with
Spot my mistake: Confusing joint variation with partial variation
Act as my SS3 Mathematics tutor. Work a question on confusing joint variation with partial
Real-life Nigeria: Why first principles justifies the power rule
Act as my SS3 Mathematics tutor. Show me where why first principles justifies the power ru
Explain back: Why the derivative of a constant is zero
I have just studied why the derivative of a constant is zero in my SS3 Mathematics class.
Spot my mistake: Forgetting to reduce the index by one
Act as my SS3 Mathematics tutor. Work a question on forgetting to reduce the index by one
Real-life Nigeria: Finding the gradient function of a given polynomial
Act as my SS3 Mathematics tutor. Show me where finding the gradient function of a given po
Explain back: The gradient of a chord set against the gradient of a tangent
I have just studied the gradient of a chord set against the gradient of a tangent in my SS
Spot my mistake: Reading the gradient off the curve instead of off the derivative
Act as my SS3 Mathematics tutor. Work a question on reading the gradient off the curve ins
Real-life Nigeria: The equation of the normal to a curve at a point
Act as my SS3 Mathematics tutor. Show me where the equation of the normal to a curve at a
Explain back: The second derivative test for a maximum or a minimum
I have just studied the second derivative test for a maximum or a minimum in my SS3 Mathem
Spot my mistake: Calling every stationary point a maximum
Act as my SS3 Mathematics tutor. Work a question on calling every stationary point a maxim
Real-life Nigeria: Minimising the cost of a described Nigerian container
Act as my SS3 Mathematics tutor. Show me where minimising the cost of a described Nigerian
Real-life Nigeria: Finding a curve from its gradient function and one point on it
Act as my SS3 Mathematics tutor. Show me where finding a curve from its gradient function
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
Explain back: Adding and subtracting vectors by components
I have just studied adding and subtracting vectors by components in my SS3 Mathematics cla
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
Real-life Nigeria: The resultant velocity of a boat crossing a river
Act as my SS3 Mathematics tutor. Show me where the resultant velocity of a boat crossing a
Explain back: The midpoint of a line segment in vector form
I have just studied the midpoint of a line segment in vector form in my SS3 Mathematics cl
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
Real-life Nigeria: The centroid of a triangle found from its vertices
Act as my SS3 Mathematics tutor. Show me where the centroid of a triangle found from its v