Monthly Archives: February 2012

Algebra: Chapter 10, Lesson 2, page 436. Multiplying Rational Expressions To multiply rational numbers, we multiply the numerators and multiply the denominators. We multiply rational expressions in the same way. For example, we have the following examples: `–2/(2y+6)⋅3/(y–5)` First multiply … Continue reading →

Algebra: Chapter 10, Lesson 1, page 432. Simplifying Rational Expressions A rational expression is a quotient of 2 polynomials. A rational expression always indicates division. A rational expression is in simplest form when the numerator and denominator have NO COMMON … Continue reading →

Algebra: Chapter 6 Review Make sure that your notes are up-to-date.  Can you do the BOX METHOD? Here is a link to my podcast on iTunes about the BOX and CROSS METHODS. ===================================================================== Algebra 1a: Chapter 7 Review for Algebra … Continue reading →

Algebra: Chapter 6 Review Make sure that your notes are up-to-date.  Can you do the BOX METHOD? Here is a link to my podcast on iTunes about the BOX and CROSS METHODS. ====================================================================== Algebra: Chapter 7, Lesson 8, page 338, … Continue reading →

Algebra: Chapter 6, Lesson 9, page 291. Using Equations that Factor There are 3 steps to using the problem solving guidelines below to help solve problems involving writing and solving an equation. They are: 1. Understand the problem What am … Continue reading →

Algebra: Chapter 6, Lesson 8, page 286, day #2. Solving Equations by Factoring The principle of zero products states that: for any rational numbers a and b, if the product `ab = 0`, then `a=0` or `b=0` or both `a` … Continue reading →

Algebra: Chapter 6, Lesson 8, page 286. Solving Equations by Factoring The principle of zero products states that: for any rational numbers a and b, if the product `ab = 0`, then `a=0` or `b=0` or both `a` and `b … Continue reading →

Algebra: Chapter 6, Lesson 7, page 283. Factoring: A General  Strategy To factor polynomials: Always look first for a common factor Then look at the number of terms 2 terms – determine whether you have a difference of 2 squares … Continue reading →

Algebra: Chapter 6, Lesson 6, page 281. Factoring by Grouping Factoring by grouping works for polynomials that are greater than trinomials. Grouping usually works with polynomials that have 4 terms. All that you have to do is group the polynomials … Continue reading →