Khan Academy

Identifying perfect square form (K-A)

Perfect square factorization intro (K-A)

Intro to factors & divisibility (K-A)

Intro to factors & divisibility – Video (K-A)

Factoring quadratics in any form (K-A)

Strategy in factoring quadratics (part 1 of 2) (K-A)

Strategy in factoring quadratics (part 2 of 2) (K-A)

Completing the square (K-A)

Completing the square review (K-A)

Solving quadratics by completing the square (K-A)

Solving quadratics by completing the square: no solution (K-A)

Worked example: Completing the square (intro) (K-A)

Worked example: completing the square (leading coefficient ≠ 1) (K-A)

Worked example: Rewriting expressions by completing the square (K-A)

Worked example: Solving equations by completing the square (K-A)

Comparing features of quadratic functions (K-A)

Comparing maximum points of quadratic functions (K-A)

Finding features of quadratic functions (K-A)

Forms & features of quadratic functions (K-A)

Graphing quadratics review (K-A)

Vertex & axis of symmetry of a parabola (K-A)

Worked examples: Forms & features of quadratic functions (K-A)

Parabolas intro (K-A)

Graphing quadratics in factored form (K-A)

Quadratic word problems (factored form (K-A)