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Pavlickgg
@Pavlickgg
August 2022
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Упростите выражение (z-7) (z+1)-(z+3)в квадрате
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Banabanana
Verified answer
(z-7)(z+1)-(z+3)² = z²+z-7z-7-(z²+6z+9)=z²+z-7z-7-z²-6z-9=-12z-16
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fokusnik21
Z^2+z-7z-z+3=z^2-7z
^-квадрат
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Verified answer
(z-7)(z+1)-(z+3)² = z²+z-7z-7-(z²+6z+9)=z²+z-7z-7-z²-6z-9=-12z-16^-квадрат