700 prompts matching "Working out a duration from a start and finish time"
WAEC pitfalls: Leaving h in the final answer
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on leaving
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
WAEC pitfalls: Differentiating a product as though it were a sum
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on differe
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
WAEC pitfalls: Substituting into the original function instead of the derivative
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on substit
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
WAEC pitfalls: Omitting to test the nature of a stationary point
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on omittin
Explain back: The chain rule connecting two related rates
I have just studied the chain rule connecting two related rates in my SS3 Mathematics clas
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
WAEC pitfalls: Substituting the numbers before differentiating
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on substit
Explain back: Why the constant of integration is needed
I have just studied why the constant of integration is needed in my SS3 Mathematics class.
Spot my mistake: Forgetting the constant of integration in an indefinite integral
Act as my SS3 Mathematics tutor. Work a question on forgetting the constant of integration
WAEC pitfalls: Dividing by the original index instead of the new one
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on dividin
Explain back: Why the constant of integration cancels in a definite integral
I have just studied why the constant of integration cancels in a definite integral in my S
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
WAEC pitfalls: Ignoring an area that lies below the axis
Act as my SS3 Mathematics tutor. Show me the mistake candidates most often make on ignorin
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