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B
e2
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C
−e2
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D
2e
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Solution
The correct option is B−e2 limx→0(1+x)1/x−ex=limx→0e⎛⎝1−x2+x23−x34+..⎞⎠−ex Applying L'Hopital rule =limx→0(−12+2x3−3x24+..)e⎛⎝1−x2+x23−x34+..⎞⎠1=−e2 Hence, option 'C' is correct.