document.write( "Question 1134043: Solve: x^4-6x^3+6x^2+24-40=0 \n" ); document.write( "
Algebra.Com's Answer #751340 by Boreal(15235)\"\" \"About 
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x^4-6x^3+6x^2+24x-40=0 note: the 24 was edited to 24x
\n" ); document.write( "with synthetic division, -2 works
\n" ); document.write( "and the result is 1 -8 22 -20
\n" ); document.write( "so the factors are (x+2)(x^3-8x^2+22x-20)
\n" ); document.write( "with +2 and synthetic division, one sees (x-2)(x^2-6x+10), and the last is complex, with the roots x=(1/2)(6+/- sqrt (-4)) or 3+/-i
\n" ); document.write( "Roots are +/-2 and 3+/- i\r
\n" ); document.write( "\n" ); document.write( "\"graph%28300%2C300%2C-10%2C10%2C-10%2C10%2Cx%5E4-6x%5E3%2B6x%5E2%2B24x-40%29\"
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