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Monthly Archives: February 2012
Day 116 – February 29
Algebra: Chapter 10, Lesson 7, page 455. Using Rational Equations We are working on DRT problems and “WORK” `1/x` problems. These say, if it takes one person 2 hours to do a job and another person 3 hours, how long … Continue reading
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Day 114 – February 27
Algebra: Chapter 10, Lesson 6, page 451. Solving Rational Expressions We are now solving rational equations, they have an equal sign. With rational expressions on both side, we can sometimes structure these as ratios or proportions. We can solve proportions … Continue reading
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Day 113 – February 24
Algebra: District Benchmark #2 ===================================================================== Algebra 1a: Chapter 8, Lesson 3, page 367. Addition and Subtraction for 2 linear equations. You can add 2 (or subtract) linear equations together so that one of the variables cancels out. An example would … Continue reading
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Day 112 – February 23
Algebra: Chapter 10, Lesson 5, page 445 – DAY 3 of 3! This lesson is TOUGH and takes time to do right. We have to bring all of our tools to the problem. Know how to FOIL, recognize binomial squares … Continue reading
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Day 111 – February 22
Algebra: Chapter 10, Lesson 5, page 445 – DAY 2 of 3! This lesson is TOUGH and takes time to do right. We have to bring all of our tools to the problem. Know how to FOIL, recognize binomial squares … Continue reading
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Day 110 – February 21
Algebra: Chapter 10, Lesson 5, page 445 – DAY 1 of 3! This lesson is TOUGH and takes time to do right. We have to bring all of our tools to the problem. Know how to FOIL, recognize binomial squares … Continue reading
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Day 108 – February 15
Algebra: Chapter 10, Lesson 4, page 442. Adding and Subtracting Rational Expressions with Like Denominators To add or subtract rational expressions with like denominators, add or subtract the numerators, and write the sum or difference over the common denominator. DON’T … Continue reading
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Day 107 – February 14
Algebra: Chapter 10, Lesson 3, page 439. Dividing Rational Expressions We divide rational expressions using the same techniques we used in Chapter 10-2. The only difference is that we have to change the division sign in front of the 2nd … Continue reading
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