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The smallest interval [a,b] such that ...

The smallest interval [a,b] such that
`overset(1)underset(0)int (1)/(sqrt(1+x^(4)))dx in [a,b]`, is

A

`[1/sqrt2, 1]`

B

`[0,1]`

C

`[1/2,2]`

D

`[3/4,1]`

Text Solution

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The correct Answer is:
A
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