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The function cosh ( cos x) decreases in...

The function cosh ( cos x) decreases in

A

`(2npi+(pi)/(2),2npi+pi)uu(2npi+(3pi)/(2),2npi+2pi)`

B

`(2npi,2npi+(pi)/(2))uu(2npi+pi,2npi+(3pi)/(2))`

C

`(2npi-(pi)/(2),2npi+(pi)/(2))`

D

`(2npi+(pi)/(2),2npi+(3pi)/(2))`

Text Solution

Verified by Experts

The correct Answer is:
B
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AAKASH SERIES-MAXIMA AND MINIMA -PRACTICE SHEET (EXERCISE -I) (LEVEL -I) (STRAIGHT OBJECTIVE TYPE QUESTIONS)
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