document.write( "Question 752312: Solve
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document.write( "a) x^3+8x^2+17x+10=0\r
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document.write( "Can you please help me out? Thanks so much in advance:)
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document.write( "Can you please show the steps it would really help me understand:) \n" );
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Algebra.Com's Answer #457690 by lwsshak3(11628)![]() ![]() ![]() You can put this solution on YOUR website! Solve \n" ); document.write( "a) f(x)=x^3+8x^2+17x+10=0 \n" ); document.write( "Use rational roots theorem to solve:\r \n" ); document.write( "\n" ); document.write( "....0...|......1.......8........17.......10........... \n" ); document.write( "....1...|......1......9.........26.......36 upper boundary (all numbers positive) \n" ); document.write( "..-1...|......1......7.........10.....-10 (-1 is a root) \n" ); document.write( "f(x)=(x+1)(x^2+7x+10=0 \n" ); document.write( "f(x)=(x+1)(x+2)(x+5)=0 \n" ); document.write( "roots: x=-5, -2,-1 \n" ); document.write( " \n" ); document.write( " |