calculus

Find all values of x in the interval [0, 2π] that satisfy the inequality. (Enter your answer using interval notation.)
14 cos(x) + 7 > 0

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  1. cosx>-1/2

    http://www.btinternet.com/~tang/gcserevision/mathematics/images/cosine.gif

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    bobpursley
  2. 0,-1/2

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