Factoring
Take out the greatest common factor
What kind of polynomial is in the problem?
Binomial
Difference of Squares [a^2-b^2=(a+b)(a-b)]
Trinomial
Is the leading coefficient =1?
x^2+bx+c=(x+m)(x+n), such that m+n=b and m*n=c
Factor ax^2+bx+c as the product of 2 binomials
Guess and Check
Split the Middle Term
4-term polynomial
Factor by Grouping