document.write( "Question 471807: Find all zeros of the function and write the polynomial as a product of linear factors.\r
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document.write( "A.
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Algebra.Com's Answer #323544 by stanbon(75887)![]() ![]() ![]() You can put this solution on YOUR website! f(x) = x^3 + 8x^2 + 22x + 20 \n" ); document.write( "--- \n" ); document.write( "I graphed \"f\" and found a Real root at x = -2 \n" ); document.write( "--- \n" ); document.write( "Then, using synthetic division I get: \n" ); document.write( "--- \n" ); document.write( "-2)....1...8....22....20 \n" ); document.write( "........1...6....10...|..0 \n" ); document.write( "---\r \n" ); document.write( "\n" ); document.write( "Solve x^2+6x+10 = 0 \n" ); document.write( "x = [-6 +- sqrt(36-4*10)]/2 \n" ); document.write( "--- \n" ); document.write( "x = [-6 +- sqrt(-4)]/2 \n" ); document.write( "--- \n" ); document.write( "x = -3 +- i \n" ); document.write( "================= \n" ); document.write( "Answer: A \n" ); document.write( "=============== \n" ); document.write( "cheers, \n" ); document.write( "Stan H. \n" ); document.write( "================\r \n" ); document.write( "\n" ); document.write( " \n" ); document.write( "A. \n" ); document.write( "B. \n" ); document.write( "C. \n" ); document.write( "D. \n" ); document.write( " \n" ); document.write( " \n" ); document.write( " |