A.FGR.7.8
Write a function defined by a quadratic expression in different but equivalent forms to reveal and explain different properties of the function.
Example Problems
Convert to vertex form.
Convert to vertex form.
Convert to vertex form.
Khan Academy ResourcesSolving quadratics by completing the squareGraphing quadratics reviewCompleting the square reviewCompleting the square (intermediate)Completing the squareGraph parabolas in all formsGraph quadratics in standard formQuadratic word problems (standard form)Interpret quadratic modelsCompleting the square (intro)Features of quadratic functionsFeatures of quadratic functions: strategyWorked example: completing the square (leading coefficient ≠ 1)Completing the squareVertex & axis of symmetry of a parabolaWorked example: Completing the square (intro)Solving quadratics by completing the square: no solutionFinding the vertex of a parabola in standard formComparing maximum points of quadratic functionsWorked examples: Forms & features of quadratic functionsInterpret quadratic models: Vertex formGraphing quadratics: standard formWorked example: Rewriting & solving equations by completing the squareWorked example: Rewriting expressions by completing the square
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