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Rewrite the Expressions with Rational Exponents as Radical Expressions, and Then

Question 338

Multiple Choice

Rewrite the expressions with rational exponents as radical expressions, and then solve the equation.
- $(2 x+5) ^{1 / 2}-(x-2) ^{1 / 2}=3$

A) $\{2\}$
B) $\{2,38\}$
C) $\{-2\}$
D) $\{3,8\}$

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