Khan Academy

Intro to square-root equations & extraneous solutions (K-A)

Solving square-root equations (basic) (K-A)

Solving square-root equations (K-A)

Solving square-root equations: no solution (K-A)

Solving square-root equations: one solution (K-A)

Solving square-root equations: two solutions (K-A)

Solving cube-root equations (K-A)

Domain of a radical function (K-A)

Extraneous solutions of radical equations (example 2) (K-A)

Extraneous solutions of radical equations-link (K-A)

Extraneous solutions of radical equations-video (K-A)

Graphs of square-root functions (K-A)

Radical functions & their graphs (K-A)

Square-root functions & their graphs (K-A)

Transforming the square-root function (K-A)

Adding & subtracting rational expressions (advanced) (K-A)

Adding & subtracting rational expressions: like denominators (K-A)

Adding rational expression: unlike denominators (K-A)

Intro to adding & subtracting rational expressions (K-A)

Intro to adding rational expressions with unlike denominators (K-A)

Least common multiple (K-A)

Least common multiple of polynomials (K-A)

Adding & subtracting rational expressions (advanced) (K-A)

Least common multiple: repeating factors (K-A)

Adding & subtracting rational expressions: like denominators (K-A)