Polynomial Factoring Formulas:
(x + y)^2 = x^2+y^2+2xy
(x - y)^2 = x^2+y^2−2xy
x^2−y^2=(x+y)(x−y)
x^3+y^3=(x+y)(x^2−xy+y^2)
x^3−y^3=(x−y)(x^2+xy+y^2)
Pre algebra is the branch of the mathematics used to prepare the student for the study of algebra. Topics covered in pre algebra are Factors and Primes, GCF and LCM, Fractions, Square Roots, Basic Equations.