Mathematics, 24.07.2021 09:50 flyingcerberus1408
Cho biết X và Y là hai biến ngẫu nhiên độc lập. Tính I=Var(5X-7Y+2010) biết các phương sai VarX=a và VarY=b.
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Cho biết X và Y là hai biến ngẫu nhiên độc lập. Tính I=Var(5X-7Y+2010) biết các phương sai VarX=a và...
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