This site contains an interactive app that allows visual exploration of Newton’s Method for finding the zeros of a function.
Type of Material:
Simulation. Interactive app with animated graphs, video and text.
Recommended Uses:
This site can be used for in- class demonstration or for independent student exploration.
Technical Requirements:
Any Internet browser and Adobe Flash Player to access referenced videos.
Identify Major Learning Goals:
To visually explore Newton’s Method for a variety of self-supplied functions.
Target Student Population:
Students in appropriate precalculus or calculus class.
Prerequisite Knowledge or Skills:
Algebra, first semester of Calculus (preferred), equation of a tangent line.
Content Quality
Rating:
Strengths:
The site is an excellent, focused exploration of a single technique: Newton’s Method to determine the zeros of a function. It provides the opportunity to visually explore the method with self-supplied functions and an assortment of zooming tools. It also includes a video tutorial that explains both the “how to” and some of the background mathematics. There is a link to a complete mathematical explanation of the technique in standard notation.
Concerns:
None.
Potential Effectiveness as a Teaching Tool
Rating:
Strengths:
This is an excellent resource for in-classroom demonstration or for independent student exploration. It is simple to use, visually appealing and provides ample user control of features.
Concerns:
None.
Ease of Use for Both Students and Faculty
Rating:
Strengths:
The site is intuitive and easy to use. The linked video tutorial also provides an excellent back-up resource for anybody needing help with their self-exploration.
Concerns:
None.
Creative Commons:
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