SOLUTION: Please explain the minimun value of cosx = -1 i know but plz explain the value ??
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Question 562308: Please explain the minimun value of cosx = -1 i know but plz explain the value ??
Answer by richard1234(7193) (Show Source): You can put this solution on YOUR website!
Cosine alternates between -1 and 1. cos x = 1 when x = -pi, -3pi, -5pi, etc.
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