The value of \[\underset{x\to 0}{\mathop{\lim }}\,\frac{{{27}^{x}}-{{9}^{x}}-{{3}^{x}}+1}{\sqrt{5}-\sqrt{4+\cos x}}\] is [J & K 2005]

The value of \[\underset{x\to 0}{\mathop{\lim }}\,\frac{{{27}^{x}}-{{9

1.	The value of \[\underset{x\to 0}{\mathop{\lim }}\,\frac{{{27}^{x}}-{{9}^{x}}-{{3}^{x}}+1}{\sqrt{5}-\sqrt{4+\cos x}}\] is [J & K 2005]
A.	\[\sqrt{5}{{(\log 3)}^{2}}\]
B.	\[8\sqrt{5}\log 3\]
C.	\[16\sqrt{5}\log 3\]
D.	\[8\sqrt{5}{{(\log 3)}^{2}}\]
Answer» E.

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The value of \[\underset{x\to 0}{\mathop{\lim }}\,\frac{{{27}^{x}}-{{9}^{x}}-{{3}^{x}}+1}{\sqrt{5}-\sqrt{4+\cos x}}\] is [J & K 2005]

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