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The period of | cos x|, is...

The period of `| cos x|`, is

A

` ( pi ) /( 4 ) `

B

` ( pi )/( 2 ) `

C

` pi `

D

`2pi `

Text Solution

Verified by Experts

The correct Answer is:
C
Let ` f (x ) =|cos x| `

From figure, it is clear that the period of ` | cos x| ` is ` pi `
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