Critical points Student activity Play

Defining points on the plane using vectors Animation Play

Derivation of the formula Animation Play

Distance between points in 3-dimensional space Whiteboard exercise Play

Extrema at critical points Student activity Play

Extremely low and extremely high melting points Slideshow Play

Extremum points Animation Play

Extremum points and monotonicity Whiteboard exercise Play

Extremum points and monotonicity Student activity Play

Finding collinear points Whiteboard exercise Play

Finding extrema at critical points Student activity Play

Finding extrema at critical points Whiteboard exercise Play

Finding extrema at critical points Whiteboard exercise Play

Finding extrema at points with no derivative Animation Play

Finding extrema at points with no derivative Student activity Play

Finding extrema at stationary points Student activity Play

Finding extrema at stationary points Whiteboard exercise Play

Finding images of the points Whiteboard exercise Play

Finding intersection points Whiteboard exercise Play

Finding intersection points Animation Play

Finding intersection points Whiteboard exercise Play

Finding intersection points Whiteboard exercise Play

Finding intersection points Student activity Play

Finding intersection points of two circles Student activity Play

Finding intersection points of two circles Whiteboard exercise Play