document.write( "Question 1013999: 4.5\r
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document.write( "Solve the equation x^3 -13x^2 +47x-35=0 given that 1 is a zero of f(x)=x^3 -13x^2 +47x-35\r
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document.write( "The solution set is { }\r
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document.write( "I got 1,5,7 is this right? \n" );
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Algebra.Com's Answer #630322 by Alan3354(69443)![]() ![]() You can put this solution on YOUR website! Solve the equation x^3 -13x^2 +47x-35=0 given that 1 is a zero of f(x)=x^3 -13x^2 +47x-35 \n" ); document.write( "======================= \n" ); document.write( "I got 1,5,7 is this right? \n" ); document.write( "------------ \n" ); document.write( "It's right. \n" ); document.write( "You can check it. \n" ); document.write( "If (x-1)*(x-5)*(x-7) = x^3 -13x^2 +47x-35 it's right. \n" ); document.write( "--- \n" ); document.write( "f(x) = x^3 -13x^2 +47x-35 \n" ); document.write( "If f(1) = 0 it's a zero. \n" ); document.write( "Same for f(5) and f(7). \n" ); document.write( " |