question_answer

If \[{{\log }_{3}}4+{{\log }_{3}}7=x-1,\] then find the value of\[\frac{{{\log }_{10}}84}{{{\log }_{10}}28}\].

A)  \[\frac{x}{x+1}\]                     

B)  \[\frac{x+1}{x}\]

C)  \[\frac{x-1}{x}\]                       

D)  \[\frac{x}{x-1}\]

E)  None of these