MCQ
The mixed radical $\sqrt[5]{486}$ can be expressed as:
- ✓$3\sqrt[5]{2}$
- B$4\sqrt[5]{2}$
- C$3\sqrt2$
- D$4\sqrt2$
✓
Answer
Correct option: A.
$3\sqrt[5]{2}$
$\sqrt[5]{486}=\sqrt[5]{3^5.2}$
$=\sqrt[5]2\sqrt[5]{3^5}$
$=3\sqrt[5]{2}$
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