document.write( "Question 763963: On which interval does the Intermediate Value Theorem guarantee that the polynomial x4 + 7x2 − 9x − 1
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Algebra.Com's Answer #465128 by solver91311(24713)\"\" \"About 
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\n" ); document.write( "\n" ); document.write( "Take each of the given intervals and test the value of the function at each end of the interval. Chose the interval where the value of the function has a different sign on one end then on the other. If one of the endpoints of an interval just happens to be a zero, discard that choice unless it is a closed interval on the end that has the zero.\r
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\n" ); document.write( "\n" ); document.write( "John
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\n" ); document.write( "Egw to Beta kai to Sigma
\n" ); document.write( "My calculator said it, I believe it, that settles it
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