document.write( "Question 614072: f(x)=x^3+2x^2-5x-6\r
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document.write( "find the real zeros of \"f\"?
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document.write( "use the real zeros to factor \"f\" over the real numbers?\r
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Algebra.Com's Answer #386372 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! f(x)=x^3+2x^2-5x-6 \n" ); document.write( "find the real zeros of \"f\"? \n" ); document.write( "------ \n" ); document.write( "Looks like x = -1 is a zero: \n" ); document.write( "-1)....1....2....-5....-6 \n" ); document.write( "........1....1....-6....|..0\r \n" ); document.write( "\n" ); document.write( "Quotient: x^2+x-6 \n" ); document.write( "--- \n" ); document.write( "Factor and solve: \n" ); document.write( "(x+3)(x-2) = 0 \n" ); document.write( "x = 2 or x = -3 \n" ); document.write( "----------------------- \n" ); document.write( "Final Answer: x = -1, 2, or, -3 \n" ); document.write( "==================================== \n" ); document.write( "Cheers, \n" ); document.write( "Stan H. \n" ); document.write( " |