Practicing Success

Target Exam

CUET

Subject

-- Mathematics - Section B1

Chapter

Continuity and Differentiability

Question:

The value of $\underset{x→1}{\lim}(\log_55x)^{\log_x5}$ is:

Options:

1

e

-1

None of these

Correct Answer:

e

Explanation:

$\underset{x→1}{\lim}(\log_55x)^{\log_x5}=\underset{x→1}{\lim}(1+\log_5x)^{\frac{1}{\log_x5}}=e$