Khan Academy

Proof: √2 is irrational (K-A)

HCF visualized (K-A)

LCM visualized (K-A)

Prime factorization exercise (K-A)

The fundamental theorem of arithmetic. (K-A)

Finding zeros of polynomials (example 2) (K-A)

Zeros of polynomials introduction (K-A)

Evaluating polynomials (K-A)

Polynomials intro (K-A)

Simplifying polynomials (K-A)

The parts of polynomial expressions (K-A)

Dividing polynomials with remainders (K-A)

Dividing polynomials: long division (K-A)

Intro to long division of polynomials (K-A)

Polynomial factors and graphs — Harder example (K-A)

Zeros of polynomials (with factoring): common factor (K-A)

Zeros of polynomials (with factoring): grouping (K-A)

Zeros of polynomials and their graphs. (K-A)

Zeros of polynomials: matching equation to graph (K-A)

Zeros of polynomials: plotting zeros (K-A)

Linear models word problem: book (K-A)

Linear models word problem: marbles (K-A)

Linear functions word problem: fuel (K-A)

Linear functions word problem: pool (K-A)

Forming systems of equations with different numbers of solutions (K-A)