question_answer

If \[x>0,\]which of the following is equal to \[\sqrt{{{x}^{3}}}\]?                                                                

(i) \[x+{{x}^{1/2}}\]

(ii) \[{{({{x}^{\frac{1}{2}}})}^{3}}\]

(iii) \[({{x}^{2}})\,{{(x)}^{\frac{-1}{2}}}\]

A)  (ii) and (iii) only

B)  (i) and (ii) only

C)  (i) and (iii) only

D)  (i), (ii) and (iii)