SOLUTION: Q: If x in an integer such that 200<3x^3<400, find x.

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Question 567509: Q: If x in an integer such that 200<3x^3<400, find x.
Answer by richard1234(7193) About Me  (Show Source):
You can put this solution on YOUR website!
Divide everything in the inequality by 3



x = 5 works since 5^3 = 125. 4 and 6 don't satisfy so the only solution is x = 5.