show that the equation3x +2cosx + 5 = 0has exactly one real root? incorporate the intermediate value theorem and rolles theorem.

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- May 10th 2008, 08:02 PMelementshow equation has exactly one real root
show that the equation

**3x +2cosx + 5 = 0**has exactly one real root? incorporate the intermediate value theorem and rolles theorem. - May 10th 2008, 08:29 PMmr fantastic