Sign In: you must watch videos and attempt problems to earn points for your Khan grade.
Section 1 Videos
FOIL method for multiplying binomials
squaring binomials
Section 1 Problems
multiplying binomials 1
multiplying binomials 2
Section 2 Videos
factoring linear binomials
factoring quadratics
factoring quadratics more examples
Section 2 Problems
factoring binomials
factoring difference of squares 1
factoring quadratics 1
factoring quadratics 2
Take a Break: Teach me How to Factor Video
Section 3 Videos
graphing a parabola by finding roots and vertex
finding the vertex of a parabola
parabola graph intuition
Section 3 Problems: Do these in order
vertex of a parabola
graphing parabolas in standard form
parabola graph intuition
graphing parabolas in vertex form
solving quadratics by factoring
solving challenging quadratics by factoring
Section 4 Problems
completing the square video
completing the square problems
quadratic formula
using the quadratic formula to find roots (aka zeroes)
solving and graphing inequalities
solving systems of inequalities
fractional exponents
Section 1 Videos
FOIL method for multiplying binomials
squaring binomials
Section 1 Problems
multiplying binomials 1
multiplying binomials 2
Section 2 Videos
factoring linear binomials
factoring quadratics
factoring quadratics more examples
Section 2 Problems
factoring binomials
factoring difference of squares 1
factoring quadratics 1
factoring quadratics 2
Take a Break: Teach me How to Factor Video
Section 3 Videos
graphing a parabola by finding roots and vertex
finding the vertex of a parabola
parabola graph intuition
Section 3 Problems: Do these in order
vertex of a parabola
graphing parabolas in standard form
parabola graph intuition
graphing parabolas in vertex form
solving quadratics by factoring
solving challenging quadratics by factoring
Section 4 Problems
completing the square video
completing the square problems
quadratic formula
using the quadratic formula to find roots (aka zeroes)
solving and graphing inequalities
solving systems of inequalities
fractional exponents