If f(x) is continuous and f(9/2)=2/9, then

Question:

If $f(x)$ is continuous and $f(9 / 2)=2 / 9$, then $\lim _{x \rightarrow 0} f\left(\frac{1-\cos 3 x}{x^{2}}\right)$ is equal to:

  1. $9 / 2$

  2. 0

  3. $2 / 9$

  4. $2 / 9$

Correct Option: , 3

Solution:

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