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Question

If a=(100)1/100 and b=(101)1/101 then

A
a=b
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B
a>b
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C
a<b
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D
none of these
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Solution

The correct option is D a>b
Consider the function x1/x
f(x)=(1lnx)x2.x1/x
f(x) is monotonic strictly decreasing for x>e. Thus f(101)<f(100)
b<a

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