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AP Calculus BC/Unit 8: Applications of Integration
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Solving a Radical Equation

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Solve the radical equation
x+2=2∗x+4x+1.\sqrt{x+2}=\frac{2*x+4}{x+1}.
(Hint: Express the right‐hand side in a simplified form and then square to eliminate the radical.)

A

1+2∗22\frac{1+2*\sqrt{2}}{2}

B

1−2∗21-2*\sqrt{2}

C

2+2∗22+2*\sqrt{2}

D

1+2∗21+2*\sqrt{2}

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