Warm Up January 27, 2014

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Warm Up January 27, 2014. Simplify 1. Pick up handout on back table. 9.6 Solving Rational Equations. p.569. Hint for solving:. A quick way to solve a rational equation is to multiply everything through by the LCD. This will get rid of all the fractions! Beware of extraneous solutions!. - PowerPoint PPT Presentation

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<ul><li><p>Warm Up January 27, 2014Simplify1.</p><p>Pick up handout on back table</p></li><li><p>9.6 Solving Rational Equationsp.569</p></li><li><p>Hint for solving:A quick way to solve a rational equation is to multiply everything through by the LCD. </p><p>This will get rid of all the fractions!</p><p>Beware of extraneous solutions!</p></li><li><p>Example: Solve.LCD: 2xMultiply each fraction through by the LCDCheck your solution!</p></li><li><p>Solve.LCD: ?LCD: (x+1)Check your solution!?No Solution!</p></li><li><p>Solve.Factor 1st!LCD: (x+2)(x-2)Check your solutions!</p></li><li><p>Short Cut!When there is only fraction on each side of the =, just cross multiply as if you are solving a proportion.</p></li><li><p>Example: Solve.Check your solutions!</p></li><li><p>Last Example: Solve.Check your solutions!</p></li><li><p>AssignmentWork on Practice A worksheet8-3 - Adding and Subtracting Rational Expressions</p></li></ul>