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Jessika Richter
Jessika Richter
(Lund - Sweden)

<p>The short and sweet: I have been a passionate teacher since 2001. &nbsp;I first worked with the National Park Service in Washington (state), then moved to Australia where I completed my DipEd at the University of Melbourne and then taught at Hailebury  ...

Lesson 10: Extraction of Roots

This lesson introduces quadratic equations and graphs. Equations of the form ax^2 + c = 0 are solved via extraction of roots. Later application problems involving volume and surface area and compound interest (problems of the form a(x - p)^2 = q ) are presented.

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