The value of \[\underset{x\to 2}{\mathop{\lim }}\,\frac{{{2}^{x}}+{{2}^{3-x}}-6}{\sqrt{{{2}^{-x}}}-{{2}^{1-x}}}\]is

The value of \[\underset{x\to 2}{\mathop{\lim }}\,\frac{{{2}^{x}}+{{2}

1.	The value of \[\underset{x\to 2}{\mathop{\lim }}\,\frac{{{2}^{x}}+{{2}^{3-x}}-6}{\sqrt{{{2}^{-x}}}-{{2}^{1-x}}}\]is
A.	16
B.	8
C.	4
D.	2
Answer» C. 4

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The value of \[\underset{x\to 2}{\mathop{\lim }}\,\frac{{{2}^{x}}+{{2}^{3-x}}-6}{\sqrt{{{2}^{-x}}}-{{2}^{1-x}}}\]is

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