Intermediate Algebra Review Part 9
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Lesson Description:
Solutions to a Review for Midterm 1 in Intermediate Algebra--Rational Expressions, Equations, Proportions, Work Problems, Functions, Inequalities, Interval notation, Absolute Value Equations and Inequalities.
More free YouTube videos by Julie Harland are organized at http://yourmathgal.com
There is a series of 11 videos. Pdf of problems is at: https://sites.google.com/site/harlandclub/Home/math/algebra/intrevmt1
Questions answered by this video:
- How do you solve and check compound inequalities?
- How do you solve and check 4 > 2x - 3 > -15?
- How do you write 4 > 2x - 3 > -15 in interval notation?
- How do you write -6 < x < 7/2 in interval notation?
- How do you solve and check -1 <= 2(x - 5) < 9?
- How do you write -1 <= 2(x - 5) < 9 in interval notation?
- How do you write 9/2 <= x < 19/2 in interval notation?
- How do you solve and check 3x > 5 or -x - 6 < 1?
- How do you write x > 5/3 or x > -7 in interval notation?
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Staff Review
This lesson explains how to solve and check compound inequalities and write them in interval notation. Several example problems are shown and all steps and work is explained.
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