Daily Archives: April 16, 2012

Algebra: Chapter 13, Lesson 5, page 595. Solving Rational Equations Remember, we solve rational equations by multiplying both sides by the LCM of all the denominators. This can result in a quadratic equation. Sometimes, there can be extraneous solutions, so … Continue reading →

Algebra: Chapter 13, Lesson 4, page 589 (day #2). The Quadratic Formula, finally! Given that `ax^2 + bx + c = 0`, then the quadratic formula `x = (−b±sqrt(b^2−4ac))/(2a)` gives the solutions of the quadratic equation. This requires that the … Continue reading →