SOLUTION: the product of three consequetive numbers is 2730? what is the sum of these numbers?

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Question 556827: the product of three consequetive numbers is 2730? what is the sum of these numbers?
Found 2 solutions by JBarnum, stanbon:
Answer by JBarnum(2146) About Me  (Show Source):
Answer by stanbon(75887) About Me  (Show Source):
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the product of three consequetive numbers is 2730? what is the sum of these numbers?
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1st: x-1
2nd: x
3rd: x+1
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Product: x(x^2-1) = 2730
x^3-x-2730 = 0
I graphed the cubic and found a solution at x = 14
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1st: x-1 =13
2nd: x = 14
3rd: x+1 = 15
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Sum = 3x = 3*14 = 42
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Cheers,
Stan H.
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