document.write( "Question 1129875: List the possible solutions:
\n" ); document.write( "\"P%28x%29=-3x%5E5-x%5E3-4x%5E4-5\"
\n" ); document.write( "I tried grouping but that was a dead end and I don't know what else to do with this because it has 4 terms. Could you please help?
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Algebra.Com's Answer #746512 by MathLover1(20850)\"\" \"About 
You can put this solution on YOUR website!
\"f%28x%29=-3x%5E5-x%5E3-4x%5E4-5\"\r
\n" ); document.write( "\n" ); document.write( "Use the Rational Roots Test to Find All Possible Roots:\r
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\n" ); document.write( "\n" ); document.write( "find every combination of ±\"p%2Fq\" where\"+p\" is a factor of the constant and \"q\" is a factor of the leading coefficient\r
\n" ); document.write( "\n" ); document.write( "The constant term of this polynomial is \"-5\", with factors \"1\" and \"5\".\r
\n" ); document.write( "\n" ); document.write( "The leading coefficient is \"-3\", with factors \"1\" and\"+3\".\r
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\n" ); document.write( "\n" ); document.write( "Tests yields the following possible solutions:\r
\n" ); document.write( "\n" ); document.write( "±\"1\", ±, \"1%2F3\", ± \"5\", ± \"5%2F3\"\r
\n" ); document.write( "\n" ); document.write( "test them:
\n" ); document.write( "\"f%281%29=-3%2A1%5E5-1%5E3-4%2A1%5E4-5=-3-1-4-5=-13\"-> does not work
\n" ); document.write( "\"f%28-1%29=-3%2A%28-1%29%5E5-%28-1%29%5E3-4%2A%28-1%29%5E4-5=3%2B1-4-5=-5\"-> does not work
\n" ); document.write( "\"f%281%2F3%29=-3%2A%281%2F3%29%5E5-%281%2F3%29%5E3-4%2A%281%2F3%29%5E4-5=-5.099\"-> does not work
\n" ); document.write( "\"f%28-1%2F3%29=-3%2A%28-1%2F3%29%5E5-%28-1%2F3%29%5E3-4%2A%28-1%2F3%29%5E4-5=-5\"-> does not work
\n" ); document.write( "\"f%285%29=-3%2A%285%29%5E5-%285%29%5E3-4%2A%285%29%5E4-5=-12005\"-> does not work
\n" ); document.write( "\"f%28-5%29=-3%2A%28-5%29%5E5-%28-5%29%5E3-4%2A%28-5%29%5E4-5=6995\"-> does not work
\n" ); document.write( "\"f%285%2F3%29=-3%2A%285%2F3%29%5E5-%285%2F3%29%5E3-4%2A%285%2F3%29%5E4-5=-2135%2F27\"-> does not work
\n" ); document.write( "\"f%28-5%2F3%29=-3%2A%28-5%2F3%29%5E5-%28-5%2F3%29%5E3-4%2A%28-5%2F3%29%5E4-5=595%2F81\"-> does not work\r
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\n" ); document.write( "\n" ); document.write( "This polynomial has no rational roots that can be found using Rational Root Test.\r
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\n" ); document.write( "\n" ); document.write( "try to find roots using Newton method:\r
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\n" ); document.write( "\n" ); document.write( "If \"x%5Bn%5D+\"is an approximation a solution of \"f%28x%29=0\" and if \"f\"\"%28x%5Bn%5D%29%3C%3E0\"\r
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\n" ); document.write( "\n" ); document.write( "the next approximation is given by, \"x%5Bn%2B1%5D=x%5Bn%5D-f%28x%5Bn%5D%29\"/\"f\"\"%28x%5Bn%5D%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"f%28x%29=-3x%5E5-x%5E3-4x%5E4-5\"\r
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\n" ); document.write( "\n" ); document.write( "\"f\"'\"%28x%29=+-x%5E2+%2815+x%5E2+%2B+16+x+%2B+3%29\"\r
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\n" ); document.write( "\n" ); document.write( "\"%28-3x%5E5-x%5E3-4x%5E4-5%29%2F%28-x%5E2+%2815+x%5E2+%2B+16+x+%2B+3%29%29=0\"\r
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\n" ); document.write( "\n" ); document.write( "\"x\"\"-1.46644\"\r
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\n" ); document.write( "\n" ); document.write( "\"+graph%28+600%2C+600%2C+-10%2C+10%2C+-10%2C+10%2C+-3x%5E5-x%5E3-4x%5E4-5%29+\" \r
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