757 prompts matching "The discriminant, and how many roots it predicts"
WAEC past questions: The angle in a semicircle as a special case
Act as my WAEC Mathematics coach. I am in SS 3. Give me past-paper questions on the angle
WAEC past questions: The area of a sector when the angle is given in radians
Act as my WAEC Mathematics coach. I am in SS 3. Give me past-paper questions on the area o
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.
Worked example: Differentiating a polynomial with negative indices
Act as my SS3 Mathematics tutor. Take me through one full worked example on differentiatin
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
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
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
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.
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
Worked example: Proving three points are collinear with vectors
Act as my SS3 Mathematics tutor. Take me through one full worked example on proving three
Worked example: Finding the translation that maps one shape onto another
Act as my SS3 Mathematics tutor. Take me through one full worked example on finding the tr
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.
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
Explain back: Solving by multiplying through by the inverse matrix
I have just studied solving by multiplying through by the inverse matrix in my SS3 Mathema
Worked example: Solving a 2 by 2 system by the matrix method
Act as my SS3 Mathematics tutor. Take me through one full worked example on solving a 2 by
Worked example: Sketching a quadratic from its factorised form
Act as my SS3 Mathematics tutor. Take me through one full worked example on sketching a qu
Explain back: Rearranging an equation so it can be solved from a drawn curve
I have just studied rearranging an equation so it can be solved from a drawn curve in my S
Explain back: Shading the feasible region on a graph
I have just studied shading the feasible region on a graph in my SS3 Mathematics class. Le