document.write( "Question 471807: Find all zeros of the function and write the polynomial as a product of linear factors.\r
\n" ); document.write( "\n" ); document.write( "\"++f%28x%29+=+x%5E3+%2B+8x%5E2+%2B+22x+%2B+20++\"
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\n" ); document.write( "A. \"++f%28x%29=%28x%2B2%29%28x%2B3%2Bi%29%28x%2B3-i%29++\"
\n" ); document.write( "B. \"++f%28x%29=%28x%2B2%29%28x%2B3%2Bi%29%28x-3-i%29++\"
\n" ); document.write( "C. \"++f%28x%29=%28x-1%29%28x%2B3%2Bi%28sqrt3%29%29%28x%2B3-i%28sqrt3%29%29++\"
\n" ); document.write( "D. \"++f%28x%29=%28x%2B1%29%28x%2B3%2Bi%28sqrt3%29%29%28x-2-i%28sqrt3%29%29++\"
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Algebra.Com's Answer #323544 by stanbon(75887)\"\" \"About 
You can put this solution on YOUR website!
f(x) = x^3 + 8x^2 + 22x + 20
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\n" ); document.write( "I graphed \"f\" and found a Real root at x = -2
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\n" ); document.write( "Then, using synthetic division I get:
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\n" ); document.write( "-2)....1...8....22....20
\n" ); document.write( "........1...6....10...|..0
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\n" ); document.write( "\n" ); document.write( "Solve x^2+6x+10 = 0
\n" ); document.write( "x = [-6 +- sqrt(36-4*10)]/2
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\n" ); document.write( "x = [-6 +- sqrt(-4)]/2
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\n" ); document.write( "x = -3 +- i
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\n" ); document.write( "Answer: A
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\n" ); document.write( "cheers,
\n" ); document.write( "Stan H.
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\n" ); document.write( "\n" ); document.write( "
\n" ); document.write( "A. \"++f%28x%29=%28x%2B2%29%28x%2B3%2Bi%29%28x%2B3-i%29++\"
\n" ); document.write( "B. \"++f%28x%29=%28x%2B2%29%28x%2B3%2Bi%29%28x-3-i%29++\"
\n" ); document.write( "C. \"++f%28x%29=%28x-1%29%28x%2B3%2Bi%28sqrt3%29%29%28x%2B3-i%28sqrt3%29%29++\"
\n" ); document.write( "D. \"++f%28x%29=%28x%2B1%29%28x%2B3%2Bi%28sqrt3%29%29%28x-2-i%28sqrt3%29%29++\"
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