document.write( "Question 354980: x^3=1
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\n" ); document.write( "What are all real and complex solutions. I have the answer in my book but I don't understand where it came from.
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Algebra.Com's Answer #253556 by jim_thompson5910(35256)\"\" \"About 
You can put this solution on YOUR website!
\"x%5E3=1\" Start with the given equation.\r
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\n" ); document.write( "\n" ); document.write( "\"x%5E3-1=0\" Subtract 1 from both sides.\r
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\n" ); document.write( "\n" ); document.write( "\"%28x-1%29%28x%5E2%2Bx%2B1%29=0\" Factor the left side using the difference of cubes formula.\r
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\n" ); document.write( "\n" ); document.write( "\"x-1=0\" or \"x%5E2%2Bx%2B1=0\" Use the zero product property.\r
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\n" ); document.write( "\n" ); document.write( "Now solve \"x-1=0\" to get \"x=1\"\r
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\n" ); document.write( "\n" ); document.write( "Next, solve \"x%5E2%2Bx%2B1=0\" to get \"x+=+%28-1%2Bi%2Asqrt%283%29%29%2F%282%29\" or \"x+=+%28-1-i%2Asqrt%283%29%29%2F%282%29\". See this page for the steps on solving \"x%5E2%2Bx%2B1=0\"\r
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\n" ); document.write( "\n" ); document.write( "So the solutions are \"x=1\", \"x+=+%28-1%2Bi%2Asqrt%283%29%29%2F%282%29\" or \"x+=+%28-1-i%2Asqrt%283%29%29%2F%282%29\" \r
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\n" ); document.write( "\n" ); document.write( "If you need more help, email me at jim_thompson5910@hotmail.com\r
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\n" ); document.write( "\n" ); document.write( "Also, feel free to check out my tutoring website\r
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\n" ); document.write( "\n" ); document.write( "Jim
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