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Ритузы1789
@Ритузы1789
July 2022
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[tex]x {2} + 18x - 9 = 0[/tex]
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miron2077
Verified answer
Х²+18х-9=0
D=324+36=(6√10)²
х₁=(-18+6√10)/2=3√10-9
х₂=(-18-6√10)/2=-3√10-9
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Verified answer
Х²+18х-9=0D=324+36=(6√10)²
х₁=(-18+6√10)/2=3√10-9
х₂=(-18-6√10)/2=-3√10-9