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The range of the function f(x)=1/abs(s...

The range of the function
`f(x)=1/abs(sinx)+1/abs(cosx)` is

A

`[2, sqrt2, oo)`

B

`(sqrt2, 2sqrt2)`

C

`(0, 2sqrt2)`

D

`(2sqrt2, 4)`

Text Solution

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The correct Answer is:
A
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