Determine Points of Intersection Using a Free Online Graph Calc (Lin and Quad)

This video explains how to graph, adjust the window and determine the intersection of two functions using a free online graphing calculator. https://dlippman.imathas.com/graphcalc/graphcalc.html

Determine Max/Mins and Incr/Decr Intervals Using a Free Online Graph Calc (MathAS)

This video explains how to graph, adjust the window, determine the max/mins, and determine where a function is increasing or decreasing using a free online graphing calculator. https://dlippman.imathas.com/graphcalc/graphcalc.html

Normal Distribution: Find Probability Given Z-scores Using a Free Online Calculator

This video explains how to determine normal distribution probabilities given z-scores using a free online calculator. http://dlippman.imathas.com/graphcalc/graphcalc.html

Normal Distribution: Find Percent of Days with Given Rainfall Using a Free Online Calculator (MOER/MathAS)

This video explains how to determine the percent of days from a normal distribution with given rainfall using a free online calculator. https://oervm.s3-us-west-2.amazonaws.com/stats/probs.html