MCQ
Which of the following is equal to $'x'?$
  • $(\sqrt{\text{x}^3})^{\frac{2}{3}}$
  • B
    $\text{x}^{\frac{12}{7}}\times\text{x}^{\frac{7}{12}}$
  • C
    $\text{x}^{\frac{12}{7}}-\text{x}^{\frac{5}{12}}$
  • D
    $\sqrt[12]{(\text{x}^4)^{\frac{1}{3}}}$

Answer

Correct option: A.
$(\sqrt{\text{x}^3})^{\frac{2}{3}}$

 $(\sqrt{\text{x}^3})^{\frac{2}{3}}$
$=(\text{x}\frac{3}{2})^{\frac{2}{3}}$
$=\text{x}$

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