740 prompts matching "Writing an expression from a described situation"
WAEC past-question style: Comparing the mean and the median of one distribution
Act as my WAEC Mathematics coach. I am in SS 3. Write me a question on comparing the mean
Explain back: Differentiating x squared from first principles
I have just studied differentiating x squared from first principles in my SS3 Mathematics
Spot my mistake: Cancelling h before the limit has been taken
Act as my SS3 Mathematics tutor. Work a question on cancelling h before the limit has been
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.
Teach me: The gradient of a curve as the gradient of its tangent
You are my personal SS3 Mathematics tutor. Teach me the gradient of a curve as the gradien
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
Worked example: Finding the equation of a tangent at a point
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the eq
Teach me: Stationary points, and where the derivative is zero
You are my personal SS3 Mathematics tutor. Teach me stationary points, and where the deriv
Exam timing: A timed set of maximum and minimum problems
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of maximum
Teach me: What dy by dx means as a rate of change
You are my personal SS3 Mathematics tutor. Teach me what dy by dx means as a rate of chang
Exam timing: A timed set of rate of change problems
Act as my SS3 Mathematics tutor. Set me a timed run of questions on a timed set of rate of
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
Teach me: The definite integral and its limits
You are my personal SS3 Mathematics tutor. Teach me the definite integral and its limits,
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
Worked example: The area between a curve and the x-axis
Act as my SS3 Mathematics tutor. Take me through one full worked example on the area betwe
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
Explain back: Adding and subtracting vectors by components
I have just studied adding and subtracting vectors by components in my SS3 Mathematics cla
Worked example: Finding the magnitude and direction of a vector
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the ma