Khan Academy
Khan Academy: Algebra Ii: Quadratics and Shifts
Demonstrates solutions to four problems. Problems address understanding of quadratic equations, ways to solve quadratic equations, and translations of graphs of quadratic equations. Practice problems available. [11:53]
Khan Academy
Khan Academy: Algebra Ii: Examples: Graphing and Interpreting Quadratics
Demonstrates solutions to three problems. Problems address understanding of graphs of quadratic equations and translations of graphs of quadratic equations. [11:31]
Khan Academy
Khan Academy: Quadratic Odds and Ends: Quadratics and Shifts
Problems address understanding of quadratic equations, ways to solve quadratic equations, and translations of graphs of quadratic equations.