SOLUTION: evaluate integral -4 to 4 x^3 cos(e^x+1/e^x-1)

Question 1068821: evaluate integral -4 to 4 x^3 cos(e^x+1/e^x-1)
Answer by Fombitz(32388) (Show Source): You can put this solution on YOUR website!
You must recognize that the function is odd.
Once you do that, you know that integrating over a symmetric interval will yield an integral of 0.

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