document.write( "Question 868589: use the intermediate value theorem to show that the polynomial function, has a zero in the given interval
\n" ); document.write( "f(x)=x^5-x^4+9x^3-8x^2-13x+9+ {1.2.1.5}
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Algebra.Com's Answer #523653 by ewatrrr(24785)\"\" \"About 
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\n" ); document.write( "Hi
\n" ); document.write( "f(x)=x^5-x^4+9x^3-8x^2-13x+9
\n" ); document.write( "f(1.2) = -2.1533
\n" ); document.write( "f(1.5) = 4.4063
\n" ); document.write( "According to the intermediate value theorem,
\n" ); document.write( "function has a zero in the given interval \n" ); document.write( "
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