[tippy title=”Problem 1″]Problem 1
Look for a common factor, then look to see if it is a difference of squares, and finally check to see if it is a trinomial.[/tippy]
[tippy title=”Problem 2″]Problem 2
A difference of squares has the … See the whole entry
Write out a derivation of the quadratic formula.
References:
You can check almost any high school algebra book.
Find any replacements for x, y, and z such that xn + yn = zn, … See the whole entry
Video:
Factoring a trinomial (time: 2:36)
… See the whole entry
Video:
Evaluate an expression (time: 7:51)
Videos:
Solve Linear Equations (time: 6:46)
Solve Quadratic Equations (time: 12:03)
… See the whole entry
Video:
Linear Inequalities (time: 6:25)
… See the whole entry
Video:
Math Strategies (time: 7:37)
… See the whole entry
Video:
Ratios and Proportions (time: 3:50)
… See the whole entry
Videos:
Adding and Subtracting Polynomials (time: 7:47)
Multiplying Polynomials (time: 1:53)
Binomial Theorem (time: 9:40)
Using areas to multiply polynomials (time: 9:40)
… See the whole entry
Here is some practice factoring trinomials using FOIL.
http://www.mathwizz.com/algebra/help/help3.htm
Here is some practice factoring difference of squares:
http://www.purplemath.com/modules/specfact.htm
This excellent Khan Academy site give extra practice in factoring:
https://www.khanacademy.org/math/algebra/polynomial-factorization/factoring-quadratics-1/e/factoring_polynomials_1… See the whole entry