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  • 17-12-2020
  • Mathematics
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Please help me if u know

Please help me if u know class=

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Аноним Аноним
  • 17-12-2020

Answer: x = [tex]\frac{3+\sqrt{21} }{4}[/tex]

              x = [tex]\frac{3-\sqrt{21} }{4}[/tex]

Step-by-step explanation:

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