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wednesday09876

  • one year ago

use the discriminant to prove 3x^2-2x+11 is prime

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  1. whpalmer4
    • one year ago
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    a = 3, b = -2, c = 11 discriminant is \(b^2-4ac = (-2)^2-4(3)(11) = -128 \) A negative discriminant means that we have no real solutions, only a pair of imaginary solutions.

  2. wednesday09876
    • one year ago
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    thanks

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