Daily Archives: January 24, 2012

Algebra: Chapter 6, Lesson 3, page 270 Trinomial Squares We are going backward again, using the properties: `(a + b)(a + b) = a^2 + 2ab + b^2 = (a + b)^2` `(a – b)(a – b) = a^2 – … Continue reading →

Algebra: Chapter 6, Lesson 2, page 266. Difference of 2 squares For a binomial to be a difference of 2 squares, 2 conditions must be met. There must be 2 terms, both must be square (e.g., `4x^2` and `9x^4`) There … Continue reading →