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Pandamimi15
@Pandamimi15
August 2022
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Найти область определения и множество значений функций :
а)у=sin (2x + П/4) - 3
б)2tg (x+П)
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sedinalana
Verified answer
А)у=sin (2x + П/4) - 3
D(y)∈(-∞;∞)
E(y)∈[-1;1]-3=[-4;-2]
б)y=2tg (x+П)=2tgx
D(y)∈(-π/2+πn;π/2+πn,n∈z)
E(y)∈(-∞;∞)
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Answers & Comments
Verified answer
А)у=sin (2x + П/4) - 3D(y)∈(-∞;∞)
E(y)∈[-1;1]-3=[-4;-2]
б)y=2tg (x+П)=2tgx
D(y)∈(-π/2+πn;π/2+πn,n∈z)
E(y)∈(-∞;∞)