Factoring by Grouping and Special Cases

Special Cases Lesson

Multiple Select

Select all expressions that are a difference of squares.

• $$x^2-81$$  

• $$x^2+9$$  

• $$2x^2-49$$  

• $$x^2-1$$  

• $$36x^2-25$$  

Multiple Select

Select all expressions that are perfect square trinomials

• $$x^2-6x+9$$  

• $$x^2+10x+25$$  

• $$x^2+12x-36$$  

• $$4x^2-20x+25$$  

• $$9x^2-16x+100$$