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Rachel123

  • 3 years ago

If I've found all roots to the equation x^8=-1, how does that help me to write x^8+1 as the product of four quadratic factors?

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  1. mahmit2012
    • 3 years ago
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    |dw:1352154258365:dw|

  2. Rachel123
    • 3 years ago
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    So how does this help me to factorise x^8+1? I;m still sightly confused

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