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Q:

.$$ ({2+\sqrt{5}})$$ और  $$ ({2-\sqrt{5}})$$ मूलों वाला द्विघात समीकरण है।

  • 1
    $$ {x^{2}-3x-4=0}$$
  • 2
    $$ {x^{2}+3x-4=0}$$
  • 3
    $$ {x^{2}-3x+4=0}$$
  • 4
    $$ {x^{2}+3x+4=0}$$
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Answer : 1. "$$ {x^{2}-3x-4=0}$$"

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