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AP EAMCET · Maths · Continuity and Differentiability

If a function defined by \(f(x)=\frac{\left(3^x-1\right)^2}{\sin x \log (1+x)}, x \neq 0\), is continuous at \(\mathrm{x}=0\), then \(\mathrm{f}(0)=\)

  1. A \(2 \log 3\)
  2. B \(\log 3^2\)
  3. C \(2+\log 3\)
  4. D \((\log 3)^2\)
Verified Solution

Answer & Solution

Correct Answer

(B) \(\log 3^2\)

Step-by-step Solution

Detailed explanation

Given \(f(x)=\frac{\left(3^x-1\right)^2}{\sin x \log (1+x)}, x \neq 0\) Now, \(\lim _{x \rightarrow 0} f(x)=\lim _{x \rightarrow 0} \frac{\left(3^x-1\right)^2}{\sin x \log (1+x)}\)…