SAT Math Practice Question
Which of the following is equal to $a^{\frac{2}{3}}$, for all values of $a$ ?
- A.$\sqrt{a^{\frac{1}{3}}}$
- B.$\sqrt{a^{3}}$
- C.$\sqrt[3]{a^{\frac{1}{2}}}$
- D.$\sqrt[3]{a^{2}}$
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