This site uses flash for videos. If you're having trouble enabling it, click on the information icon in the address bar to change your settings to allow Flash.

Factoring Difference of Squares

  1. 1
    Factor $$x^2-25 $$
  2. 2
    a) Factor $$y^2-36 $$ $$ $$ b) Factor $$y^2+36 $$
  3. 3
    Factor $$25x^2-81 $$
  4. 4
    Factor $$49x^2-16y^2 $$
  5. 5
    Factor $$4m^2-121n^2 $$
  6. 6
    Factor $$64p^2-25q^2 $$
  7. 7
    Factor $$49x^4-16y^6 $$
  8. 8
    Factor $$81m^2-4n^4 $$
  9. 9
    Factor $$4y^2-16 $$
  10. 10
    Factor $$9m^2-81 $$

    Good test question !
  11. 11
    Factor $$x^4-16 $$

    Good test question !

$$e=mc^2$$