# When #cosx=1#, what does #x# equal?

##### 1 Answer

Sep 30, 2016

#### Answer:

#### Explanation:

The function

Hence:

#cos(2npi) = 1" "# for any integer#n#

graph{cos(x) [-10, 10, -5, 5]}

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Sep 30, 2016

The function

Hence:

#cos(2npi) = 1" "# for any integer#n#

graph{cos(x) [-10, 10, -5, 5]}