Question

The range of function $ f(x)={{\log }_{a}}x,\,\,a>0 $ is

• A. $ (0,\,\,\,\infty ) $
• B. $ (-\,\infty ,\,\,\infty ) $
• C. $ (-\,\infty ,\,\,\infty )-\{\,0\,\} $
• D. $None \,of \,these$

Answer 1

Answer: (B)

Given, $ f(x)={{\log }_{a}}x,\,a>0 $
It is a logarithmic function, so its range is $ (-\infty ,\,\infty ) $ .