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11.3 Solving Radical Equations. An equation that involves a radical expression with a variable in the radicand is a radical equation. To solve a radical equation, you need to isolate the radical on one side and then square both sides of the equation. Squaring both sides of the equation.

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## 11.3 Solving Radical Equations

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**11.3 Solving Radical Equations**An equation that involves a radical expression with a variable in the radicand is a radical equation. To solve a radical equation, you need to isolate the radical on one side and then square both sides of the equation.**Squaring both sides of the equation**If a=b then Ex If**Simplifying with radicals on both sides**Always Check your solutions**Try this one**Don’t forget to __________**Where in the world could I use this?**If friction is ignored, the velocity v (in feet per second) of a roller coaster when it reaches the bottom of a hill, can be found using the formula , where h is the height (in feet) of the hill. The approximate velocity of one of the fastest roller coasters in the world is 176 ft/sec. Find the height of the hill.**Classwork**• 11.3 in wb #’s 1-6, 8, 10, 13-29 odd, 31, 32

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