What is .999…?
Can a number have two decimal representations?
Author Archive for: corrill
Entries by Chandra Orrill
Clothes Shopping
Determine which outfit is cheaper in the long run.
Bouncing Ball
Determine how high a ball rebounds with each bounce.
Supper with Skiing
Determine the cost of dinner included in a package deal offered by a ski resort.
Arranging Toothpicks
What is the total number of toothpicks used to build a rectangular grid?
Efficient Fencing
Build a fence that will maximize a region surrounded by a natural boundary.
Intersecting Functions
Explore various cases about the intersections of a linear and quadratic function.
End Behavior
Examine criteria for producing functions with converging or diverging end behavior.
Moving Parabolas
Generalize the effects on the roots and minimum when modifying a coefficient of a function in the form 
Coefficients that Affect the Graph
Observe changes in functions as you modify their coefficients.