document.write( "Question 1198584: Solve the following polynomial equation x^5-13x^3+36x=0\r
\n" ); document.write( "\n" ); document.write( "One of the following is the correct answer. Which one?\r
\n" ); document.write( "\n" ); document.write( "A) x=0, x=+or-2, x=+or-3\r
\n" ); document.write( "\n" ); document.write( "B) x=1, x=2, x=18\r
\n" ); document.write( "\n" ); document.write( "C) x=+or-2, x+or-3\r
\n" ); document.write( "\n" ); document.write( "D) x=+or-3, x=+or-5\r
\n" ); document.write( "\n" ); document.write( "E) x=0, x=+or-3, x=+or-12
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Algebra.Com's Answer #832186 by MathLover1(20849)\"\" \"About 
You can put this solution on YOUR website!
\r
\n" ); document.write( "\n" ); document.write( " \"x%5E5-13x%5E3%2B36x=0\"..........factor\r
\n" ); document.write( "\n" ); document.write( "\"x+%28x%5E4+-+13x%5E2+%2B+36%29+=+0\"\r
\n" ); document.write( "
\n" ); document.write( "\n" ); document.write( "factor \"x%5E4+-+13x%5E2+%2B+36\":\r
\n" ); document.write( "\n" ); document.write( "let \"x%5E2=u\"\r
\n" ); document.write( "\n" ); document.write( "\r
\n" ); document.write( "\n" ); document.write( "Substitute back \"x%5E2=u\"\r
\n" ); document.write( "\n" ); document.write( "\"%28x%5E2+-9%29%28x%5E2-+4%29=%28x+-+3%29+%28x+-+2%29+%28x+%2B+2%29+%28x+%2B+3%29\"\r
\n" ); document.write( "\n" ); document.write( "so,\r
\n" ); document.write( "\n" ); document.write( " \"x%5E5-13x%5E3%2B36x=x%28x+-+3%29+%28x+-+2%29+%28x+%2B+2%29+%28x+%2B+3%29+\"\r
\n" ); document.write( "\n" ); document.write( "solutions:\r
\n" ); document.write( "\n" ); document.write( "\"x=0\"
\n" ); document.write( "\"x=3\"
\n" ); document.write( "\"x=2\"
\n" ); document.write( "\"x=-2\"
\n" ); document.write( "\"x=-3\"\r
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\n" ); document.write( "\n" ); document.write( "answer:
\n" ); document.write( "A) \r
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