757 prompts matching "IGCSE-style teach me: How far to trust a prediction when correlation is weak"
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
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
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
Worked example: Sketching a cubic using its stationary points
Act as my SS3 Mathematics tutor. Take me through one full worked example on sketching a cu
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
Worked example: A ladder sliding down a wall as a related-rate problem
Act as my SS3 Mathematics tutor. Take me through one full worked example on a ladder slidi
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
Worked example: Integrating a polynomial term by term
Act as my SS3 Mathematics tutor. Take me through one full worked example on integrating a
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
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
Explain back: Why translation preserves both shape and size
I have just studied why translation preserves both shape and size in my SS3 Mathematics cl
Explain back: Reflecting a point in the line y equals x
I have just studied reflecting a point in the line y equals x in my SS3 Mathematics class.
Spot my mistake: Reflecting in an axis but keeping the original sign
Act as my SS3 Mathematics tutor. Work a question on reflecting in an axis but keeping the
Worked example: Finding the mirror line from an object and its image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the mi
Explain back: Rotating a point 180 degrees about the origin
I have just studied rotating a point 180 degrees about the origin in my SS3 Mathematics cl
Spot my mistake: Rotating clockwise when the question says anticlockwise
Act as my SS3 Mathematics tutor. Work a question on rotating clockwise when the question s
Worked example: Finding the angle of rotation from an object and its image
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the an