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a.galvan2

  • 3 years ago

q^4-26q^2+25=0 Find all solutions.

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  1. vf321
    • 3 years ago
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    Four solutions since its quadratic. I suggest doing the substitution \[u = q^2\] yielding \[u^2-(25+1)u+25 = 0\]

  2. a.galvan2
    • 3 years ago
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    thank you!! I completely forgot about substituting!!

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