Question:
If $A= (3,81)$ and $f : A \rightarrow B$ is a surjection defined by $f[x] = \log_3 x$ then $B = $
If $A= (3,81)$ and $f : A \rightarrow B$ is a surjection defined by $f[x] = \log_3 x$ then $B = $
Updated On: Jul 6, 2022
- [1,4]
- (1,4]
- (1,4)
- $[ 1, \infty)$
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The Correct Option is C
Solution and Explanation
$3 < x < 81 \Rightarrow \: \log_3 3 < \log_3 x < \log_3 81$
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