document.write( "Question 1181246: Alggebraically determine the x-intercepts and y-intercepts and sketch the graph of the polynomial : P(x) = 2x^3 -9x^2 +7x +6 \r
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Algebra.Com's Answer #811127 by josgarithmetic(39617)![]() ![]() ![]() You can put this solution on YOUR website! Rational roots theorem should show zeros to be -1/2, 2, and 3. If let x equal to 0, this should give the y-intercept.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "----- \n" ); document.write( "-----\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "Possible Roots (zeros) to check according to Rational Root Theorem: \n" ); document.write( "-3,+3,-2,+2,-1,+1,-1/2,+1/2\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "TEST FOR SOME ROOTS\r \n" ); document.write( "\n" ); document.write( " \r\n" ); document.write( "3 | 2 -9 7 6\r\n" ); document.write( " |\r\n" ); document.write( " | 6 -9 -6\r\n" ); document.write( " ---------------------\r\n" ); document.write( " 2 -3 -2 0 linear root x-3\r\n" ); document.write( "\r\n" ); document.write( "\r\n" ); document.write( "2 | 2 -3 -2\r\n" ); document.write( " | \r\n" ); document.write( " | 4 2\r\n" ); document.write( " ------------------\r\n" ); document.write( " 2 1 0 linear root x-2\r\n" ); document.write( "\r \n" ); document.write( "\n" ); document.write( "Other linear root according to result in the synthetic division, \n" ); document.write( "2x+1\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "The function, factorized is \n" ); document.write( "The zeros are 3, 2, -1/2.\r \n" ); document.write( " \n" ); document.write( "\n" ); document.write( "You can find the y-intercept. \n" ); document.write( " |