question_answer

\[5x\times 5x\times 5x\times 5x\]?????. Up to 50 times is same as:

A)  \[5{{x}^{50}}\]                     

B)  \[{{5}^{50}}\,\times \,{{x}^{50}}\]

C)  \[250{{x}^{50}}\]                  

D)  \[{{(250x)}^{50}}\]

E)  None of these