SHEILY A.

asked • 07/03/14

f(x) = x^3 + 2x - 6

Fiind the upper and lower bounds within which all of the real zeros of the polynomial functions must lie

1 Expert Answer

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Alexander F. answered • 07/03/14

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Michael F.

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The rational root theorem is used to find rational roots.  Perhaps the fact that there is a real root between 1 and two, and trying to show that the function is increasing might help. 
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07/05/14

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