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Let’s Review Mathematical Properties Classify Numbers Multi-Step Equations Absolute Value Proportions/Percent of increase/decrease Inequalities : When to switch sign? Graphing Standard Form Slope-Intercept Form B.A.G. Unit 7 Lesson 4. “I can…”.
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Let’s Review • Mathematical Properties • Classify Numbers • Multi-Step Equations • Absolute Value • Proportions/Percent of increase/decrease • Inequalities : When to switch sign? • Graphing Standard Form • Slope-Intercept Form • B.A.G.
“I can…” • …rationalize the denominators of radical expressions • M(F&A)-10-3 • M(N&O)-10-2
Recall…Write Answers in simplest Radical Form • How to rewrite a number using prime factors • Example 1-3 • 25 • 120 • 99
In Algebra you cannot leave a radical in the denominator • So, we RATIONALIZE the denominator • Since the… • And…
Here’s how… • Examples 12, 13
Conjugates • The product of conjugates is a whole number • and are “conjugates” • Example; and • Example; and